CINXE.COM

<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gbk" /> <title> 通信技术你问我答 - 纯技术讨论者的天地 - Powered by C114</title> <meta name="keywords" content="通信技术问答,通信基础,传输交换,数据通信,移动通信,通信工程,接入网,通信厂家技术" /> <meta name="description" content="通信技术问题互助解答，C114中国通信网旗下通信纯技术互动问答社区" /> <meta name="author" content="C114" /> <meta http-equiv="Content-Security-Policy" content="frame-src 'self'"> <link href="images/default/1000ask.css" type="text/css" rel="stylesheet" /> <script type="text/javascript" src="js/base.js"></script> <script type="text/javascript" src="include/functions.js"></script> <script type="text/javascript" src="include/xmlhttp.js"></script> <script type="text/javascript"> //function limit_words(varfield,obj_str,limit_len){ // var leftchars = get_left_chars(varfield,limit_len); // if (leftchars >= 0){ // return true; // }else{ // ls_str = obj_str + "的长度请限定在" + limit_len + "个汉字以内！"; // window.alert(ls_str); // return false; // } // return true; //} function search_submit(){ if(document.wordform.word.value=="" || document.wordform.word.value.length<2){ document.wordform.word.focus(); alert("请正确写下您的问题！"); return false; } var word=document.wordform.word.value; // location.href="search.php?word="+word; window.open('http://so.c114.net/cse/search?q='+word+'&s=16713270392367255988&nsid=7','newwindow');return false; //130407 C114搜索引擎 | 170621 百度站内搜索 } function parse_message(data){ var did=document.getElementById("newmessagetip"); if(data){ if(data<1){ did.innerHTML=''; }else{ did.innerHTML='  <a href="my.php?command=mymessage" class="red">有新的信息('+data+')</a>  '; } }else{ did.innerHTML='  <span class="red">消息检测中...</span>  '; } } </script> </head> <body> <div id="main"> <div class="channelnav"> <div id="channelmenu"><a href="http://www.c114.com.cn/" target="_blank">门户</a> | <a href="http://app.c114.com.cn/" target="_blank">手机客户端</a> | <a href="http://www.txrjy.com/" target="_blank">论坛</a> | <a href="http://hr.c114.com.cn/" target="_blank">人才</a> | <a href="http://baike.c114.com.cn/" target="_blank">百科</a> | <a href="http://so.c114.com.cn/" target="_blank">搜索</a> | <a href="http://www.txrjy.com/asktech/" target="_blank">技术问答</a> | <a href="http://www.cn-c114.net/" target="_blank">English</a></div> <div id="usrbar"> <nobr> <script type="text/javascript">  </script> </nobr> </div> </div> <div id="head"> <table width="980" border="0" cellspacing="0" cellpadding="0" align="center"> <tr> <td valign="top" align="center" width="228"><a href="./"><img src="images/default/logo_tech.gif" border="0" alt="通信技术你问我答" /></a></td> <td width="390">  <form name="wordform" action="ask.php" method="get"> <input name="word" class="formfont" tabIndex="1" maxLength="50" size="42" /> <br /> <input type="submit" value="我要提问" style="margin-top:3px;" /> <input type="button" value="相关问题" onclick="search_submit();" style="margin-top:3px;" /> </form> </td> <td> </td> <td></td> </tr> </table> </div><base target="_blank" /> <div id="middle"> <div id="left"> <div class="t3 bcb"><div class="t3t bgb">问题分类</div></div> <div class="b3 bcb mb12"> <div class="grn f14"> 已解决问题数： 4677<br /> 待解决问题数： 13719<br /> 问题回答总数： 63573 </div><hr size="1" color="#999999" /> <div class="f14b sortb"><a href="browse.php?sortid=1">通信基础</a></div> <a class="sort" href="browse.php?sortid=2">通信原理</a>   <a class="sort" href="browse.php?sortid=3">移动通信原理（2G、3G）</a>   <a class="sort" href="browse.php?sortid=4">协议与标准</a>   <a class="sort" href="browse.php?sortid=5">其他</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=6">传输技术</a></div> <a class="sort" href="browse.php?sortid=7">SDH\MSTP</a>   <a class="sort" href="browse.php?sortid=8">WDM</a>   <a class="sort" href="browse.php?sortid=9">ASON</a>   <a class="sort" href="browse.php?sortid=10">PTN</a>   <a class="sort" href="browse.php?sortid=11">OTN</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=12">交换技术</a></div> <a class="sort" href="browse.php?sortid=13">PSTN</a>   <a class="sort" href="browse.php?sortid=14">NGN</a>   <a class="sort" href="browse.php?sortid=15">信令</a>   <a class="sort" href="browse.php?sortid=63">IMS</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=16">数据通信</a></div> <a class="sort" href="browse.php?sortid=66">基础数据网</a>   <a class="sort" href="browse.php?sortid=67">IP网</a>   <a class="sort" href="browse.php?sortid=68">IPV6</a>   <a class="sort" href="browse.php?sortid=69">城域网</a>   <a class="sort" href="browse.php?sortid=17">DDN</a>   <a class="sort" href="browse.php?sortid=18">ATM</a>   <a class="sort" href="browse.php?sortid=19">VOIP</a>   <a class="sort" href="browse.php?sortid=20">可视\会议</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=21">移动通信</a></div> <a class="sort" href="browse.php?sortid=22">GSM</a>   <a class="sort" href="browse.php?sortid=23">WCDMA</a>   <a class="sort" href="browse.php?sortid=24">CDMA2000</a>   <a class="sort" href="browse.php?sortid=25">TD-SCDMA</a>   <a class="sort" href="browse.php?sortid=26">LTE</a>   <a class="sort" href="browse.php?sortid=27">移动数据网或分组域网络</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=28">网络优化</a></div> <a class="sort" href="browse.php?sortid=29">路测</a>   <a class="sort" href="browse.php?sortid=30">天馈线</a>   <a class="sort" href="browse.php?sortid=31">基站</a>   <a class="sort" href="browse.php?sortid=32">无线参数</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=33">通信设计与建设</a></div> <a class="sort" href="browse.php?sortid=43">工程监理</a>   <a class="sort" href="browse.php?sortid=44">工程安装</a>   <a class="sort" href="browse.php?sortid=45">工程管理</a>   <a class="sort" href="browse.php?sortid=64">工程设计</a>   <a class="sort" href="browse.php?sortid=65">工程经济与法律</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=34">电源及环境</a></div> <a class="sort" href="browse.php?sortid=35">电源</a>   <a class="sort" href="browse.php?sortid=36">UPS</a>   <a class="sort" href="browse.php?sortid=37">环境监控</a>   <a class="sort" href="browse.php?sortid=70">空调油机等</a>   <a class="sort" href="browse.php?sortid=71">节能减排</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=38">接入网</a></div> <a class="sort" href="browse.php?sortid=39">FTTX</a>   <a class="sort" href="browse.php?sortid=40">XPON</a>   <a class="sort" href="browse.php?sortid=41">XDSL</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=42">通信软件与测试</a></div> <a class="sort" href="browse.php?sortid=46">软件开发</a>   <a class="sort" href="browse.php?sortid=48">软件应用</a>   <a class="sort" href="browse.php?sortid=49">软件测试</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=50">设备/终端厂商技术</a></div> <a class="sort" href="browse.php?sortid=51">阿尔卡特朗讯</a>   <a class="sort" href="browse.php?sortid=52">诺西</a>   <a class="sort" href="browse.php?sortid=53">爱立信</a>   <a class="sort" href="browse.php?sortid=73">思科</a>   <a class="sort" href="browse.php?sortid=54">中兴</a>   <a class="sort" href="browse.php?sortid=55">华为</a>   <a class="sort" href="browse.php?sortid=56">大唐</a>   <a class="sort" href="browse.php?sortid=72">烽火</a>   <a class="sort" href="browse.php?sortid=57">贝尔</a>   <a class="sort" href="browse.php?sortid=58">诺基亚</a>   <a class="sort" href="browse.php?sortid=59">摩托罗拉</a>   <a class="sort" href="browse.php?sortid=60">苹果</a>   <a class="sort" href="browse.php?sortid=61">HTC</a>   <a class="sort" href="browse.php?sortid=62">黑莓</a>   <br /> <br class="per80" /> <div class="f14b sortb"><a href="browse.php?sortid=76">考级考证</a></div> <a class="sort" href="browse.php?sortid=77">证书咨询</a>   <a class="sort" href="browse.php?sortid=78">技术难题</a>   <br /> <br class="per80" /> </div> </div> <div id="right"> <div class="t3 bcb"><div class="t3t bgb"><div class="lmore"><a class="lmore1" href="notelist.php">More</a></div><a class=lbk href="notelist.php">站内公告</a></div></div> <div class="b3 bcb f14 mb12"> <div class="w100"> • <a href="notice.php?id=7" title="积分兑换规则及奖品调整啦">积分兑换规则及奖品调整啦</a><br /> • <a href="notice.php?id=1" title="欢迎进入通信技术你问我答">欢迎进入通信技术你问我答</a><br /> • <a href="http://ask.c114.net/tech/help.php" title="通信技术你问我答使用帮助">通信技术你问我答使用帮助</a><br /> • <a href="notice.php?id=6" title="1月2日积分抽奖中奖名单">1月2日积分抽奖中奖名单</a><br /> • <a href="http://bbs.c114.net/forum.php?mod=forumdisplay&fid=44&filter=typeid&typeid=85" title="技术积分兑换礼品收货反馈">技术积分兑换礼品收货反馈</a><br /> </div> </div> <div class="t3 bcb"><div class="t3t bgb"><div class="lmore"><a class="lmore1" href="help.php#关于积分">More</a></div><a class=lbk href="help.php#关于积分">积分规则</a></div></div> <div class="b3 bcb f14 mb12"> <div class="w100 gs"> <span class="lq">积分 = 技术问答积分</span><BR><span class=lq>提问 + 0 - 悬赏分</span><BR><span class=lq>回答 + 2 </span><BR><span class=lq>回应 + 1 </span><BR><span class=lq>投票 + 1 </span><BR><span class=lq>回答被采纳 + 10 + 悬赏分</span><BR><span class=lq>问题15天内进行处理 + 1<BR><span class=lq>问题超过15天未处理 - 10<BR><span class=lq>处理过期问题 + 5<BR><span class=lq>回答数大于200 评定技术等级</span> </div> </div> <div class="t3 bcb"><div class="t3t bgb">你问我答讨论专场</div></div> <div class="b3 bcb mb12"> <div class="w100"> • <a href="tag.php?s=4" title="">第4期 TD-SCDMA网络优化</a><br /> • <a href="tag.php?s=3" title="">第3期 EPON和GPON的探讨</a><br /> • <a href="tag.php?s=2" title="">第2期 3G技术面面观</a><br /> • <a href="http://www.txrjy.com/topic/1464.html" title="">第1期通信基础理论问答</a><br /> </div> </div> <div class="t3 bcb"><div class="t3t bgb"><div class="lmore"><a class="lmore1" href="scorelist.php">More</a></div><a class="lbk" href="scorelist.php">总积分排行榜</a></div></div> <div class="b3 bcb mb12"> <div class="w100"> <table cellspacing=0 cellpadding=0 width="100%" border="0"> <tr><td class="ln23" width="60%">  <a href="member.php?uid=575050">leah2012</a></td> <td class="ln23" width="40%" align="right">2284  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=170680">xhj2708</a></td> <td class="ln23" width="40%" align="right">1310  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=668977">peterqiuy</a></td> <td class="ln23" width="40%" align="right">894  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=352459">xhy133</a></td> <td class="ln23" width="40%" align="right">787  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=682800">mayabinxa</a></td> <td class="ln23" width="40%" align="right">786  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=565764">xiaolangzb</a></td> <td class="ln23" width="40%" align="right">529  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=835749">网络能源专家</a></td> <td class="ln23" width="40%" align="right">522  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=299076">evillive</a></td> <td class="ln23" width="40%" align="right">503  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=920388">jordan0102</a></td> <td class="ln23" width="40%" align="right">446  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=334894">oooooooo</a></td> <td class="ln23" width="40%" align="right">423  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=36546">cdma1xdj</a></td> <td class="ln23" width="40%" align="right">423  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=468160">nehcil</a></td> <td class="ln23" width="40%" align="right">401  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=696672">shiru666</a></td> <td class="ln23" width="40%" align="right">386  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=696007">azulsky</a></td> <td class="ln23" width="40%" align="right">386  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=234226">nayouta</a></td> <td class="ln23" width="40%" align="right">385  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=37654">zhilin木木</a></td> <td class="ln23" width="40%" align="right">348  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=481714">npfc</a></td> <td class="ln23" width="40%" align="right">333  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=1177790">398997684</a></td> <td class="ln23" width="40%" align="right">325  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=892591">为别人打工的人</a></td> <td class="ln23" width="40%" align="right">314  </td></tr> <tr><td class="ln23" width="60%">  <a href="member.php?uid=54990">yujiazy</a></td> <td class="ln23" width="40%" align="right">305  </td></tr> </table> </div> </div> </div> <div id="center"> <div class="w100"> <div class="t3 bcg"><div class="t3t bgg t3t_bg1">推荐问题</div></div> <div id="qlist" class="b3 bcg mb12"> <div class="w100"> <ul><li class="lil">• </li><li class="lit">(1)   4-02 17:38</li><li class="lir"><a class="lq" href="question.php?qid=26916">求教放、绑软光纤（光纤分配架内跳纤的计算方..</a>  <span class="f12"> - [<a class="lgy" href="browse.php?sortid=5">其他</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(0)   3-26 15:10</li><li class="lir"><a class="lq" href="question.php?qid=26914">整一份弱覆盖边上有室分的区域，列出清单来，..</a>  <span class="f12"> - [<a class="lgy" href="browse.php?sortid=5">其他</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(3)   3-20 08:48</li><li class="lir"><a class="lq" href="question.php?qid=26911">关于光缆接续的问题</a>  <span class="f12"> - [<a class="lgy" href="browse.php?sortid=64">工程设计</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(3)   3-20 20:11</li><li class="lir"><a class="lq" href="question.php?qid=26912">请问各位大佬，通信管道1孔，埋设1.5m，沟槽宽..</a>  <span class="f12"> - [<a class="lgy" href="browse.php?sortid=45">工程管理</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(3)   3-21 14:41</li><li class="lir"><a class="lq" href="question.php?qid=26913">请问有人了解VoData吗，有没有哪个手机已经支..</a>  <span class="f12"> - [<a class="lgy" href="browse.php?sortid=50">设备/终端厂商技术</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(4)   3-19 10:46</li><li class="lir"><a class="lq" href="question.php?qid=26908">我是刚刚步入职场的大学生，想要学习室分相关..</a>  <span class="f12"> - [<a class="lgy" href="browse.php?sortid=2">通信原理</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(2)   3-13 19:09</li><li class="lir"><a class="lq" href="question.php?qid=26907">10多年钱运营商wlan用的什么设备覆盖，覆盖距..</a>  <span class="f12"> - [<a class="lgy" href="browse.php?sortid=21">移动通信</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(0)   3-13 15:25</li><li class="lir"><a class="lq" href="question.php?qid=26906">华为PTN960除了用网管配置能用配置线或者本地..</a>  <span class="f12"> - [<a class="lgy" href="browse.php?sortid=10">PTN</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(2)   3-11 10:16</li><li class="lir"><a class="lq" href="question.php?qid=26905">伊朗的华为5600/5800系列OLT对第三方设备的光..</a>  <span class="f12"> - [<a class="lgy" href="browse.php?sortid=40">XPON</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(2)   3-10 17:38</li><li class="lir"><a class="lq" href="question.php?qid=26904">ONU WiFi coverage大概是多少呀？这是什么问题..</a>  <span class="f12"> - [<a class="lgy" href="browse.php?sortid=40">XPON</a>]</span></li></ul> </div> </div>  <div class="t3 bcg"><div class="t3t bgg t3t_bg1"><div class="lmore"><a href="browse.php?field=1" class="lmore1">More</a></div><a href="browse.php?field=1" class="lbk"><span class="red">我关注的领域最新问题</span></a></div></div> <div id="qlist" class="b3 bcg mb12"> <div class="w100"> <br>注册会员可设置领域关注，及时获悉您所关注领域的最新问题动态，请先<a href="login.php?command=login&url=/asktech/" target="_self">登录</a>！<br><br> </div> </div> <div class="t3 bcg"><div class="t3t bgg t3t_bg1"><div class="lmore"><a href="browse.php?field=2" class="lmore1">More</a></div><a href="browse.php?field=2" class="lbk"><span class="red">我关注的人最新问题动态</span></a></div></div> <div id="qlist" class="b3 bcg mb12"> <div class="w100"> <br>注册会员可通过添加好友关注，及时获得好友的最新问题动态，请先<a href="login.php?command=login&url=/asktech/" target="_self">登录</a>！<br><br> </div> </div> <div class="t3 bcg"><div class="t3t bgg t3t_bg1"><div class="lmore"><a href="browse.php?field=3" class="lmore1">More</a></div><a href="browse.php?field=3" class="lbk"><span class="red">我关注的人最新回答动态</span></a></div></div> <div id="qlist" class="b3 bcg mb12"> <div class="w100"> <br>注册会员可通过添加好友关注，及时获得好友的最新回答动态，请先<a href="login.php?command=login&url=/asktech/" target="_self">登录</a>！<br><br> </div> </div> <div class="t3 bcg"><div class="t3t bgg t3t_bg2"><div class="lmore"><a href="browse.php?type=1" class="lmore1">More</a></div><a href="browse.php?type=1" class="lbk">待解决问题</a></div></div> <div id="qlist" class="b3 bcg mb12"> <div class="w100"> <ul><li class="lil">• </li><li class="lit">(1)   4-02 17:38</li><li class="lir"><a class="lq" href="question.php?qid=26916" title="求教放、绑软光纤（光纤分配架内跳纤的计算方式？" >求教放、绑软光纤（光纤分配架内跳纤的计算方..</a>  <span class="f12"> - [<a href="browse.php?sortid=5&type=1" class="lgy">其他</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(0)   3-31 17:17</li><li class="lir"><a class="lq" href="question.php?qid=26915" >天越图标描述和功能不一致</a>  <span class="f12"> - [<a href="browse.php?sortid=1&type=1" class="lgy">通信基础</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(0)   3-26 15:10</li><li class="lir"><a class="lq" href="question.php?qid=26914" title="整一份弱覆盖边上有室分的区域，列出清单来，是要想做室分外拉整改" >整一份弱覆盖边上有室分的区域，列出清单来，..</a>  <span class="f12"> - [<a href="browse.php?sortid=5&type=1" class="lgy">其他</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(3)   3-21 14:41</li><li class="lir"><a class="lq" href="question.php?qid=26913" title="请问有人了解VoData吗，有没有哪个手机已经支持了" >请问有人了解VoData吗，有没有哪个手机已经支..</a>  <span class="f12"> - [<a href="browse.php?sortid=50&type=1" class="lgy">设备/终端厂商技术</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(3)   3-20 20:11</li><li class="lir"><a class="lq" href="question.php?qid=26912" title="请问各位大佬，通信管道1孔，埋设1.5m，沟槽宽度需要挖多宽？" >请问各位大佬，通信管道1孔，埋设1.5m，沟槽宽..</a>  <span class="f12"> - [<a href="browse.php?sortid=45&type=1" class="lgy">工程管理</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(3)   3-20 08:48</li><li class="lir"><a class="lq" href="question.php?qid=26911" >关于光缆接续的问题</a>  <span class="f12"> - [<a href="browse.php?sortid=64&type=1" class="lgy">工程设计</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(2)   3-19 18:02</li><li class="lir"><a class="lq" href="question.php?qid=26910" >关于光缆接续的问题</a>  <span class="f12"> - [<a href="browse.php?sortid=64&type=1" class="lgy">工程设计</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(4)   3-19 10:46</li><li class="lir"><a class="lq" href="question.php?qid=26908" title="我是刚刚步入职场的大学生，想要学习室分相关的知识" >我是刚刚步入职场的大学生，想要学习室分相关..</a>  <span class="f12"> - [<a href="browse.php?sortid=2&type=1" class="lgy">通信原理</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(2)   3-13 19:09</li><li class="lir"><a class="lq" href="question.php?qid=26907" title="10多年钱运营商wlan用的什么设备覆盖，覆盖距离有多远？" >10多年钱运营商wlan用的什么设备覆盖，覆盖距..</a>  <span class="f12"> - [<a href="browse.php?sortid=21&type=1" class="lgy">移动通信</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(0)   3-13 15:25</li><li class="lir"><a class="lq" href="question.php?qid=26906" title="华为PTN960除了用网管配置能用配置线或者本地软件配置吗" >华为PTN960除了用网管配置能用配置线或者本地..</a>  <span class="f12"> - [<a href="browse.php?sortid=10&type=1" class="lgy">PTN</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(2)   3-11 10:16</li><li class="lir"><a class="lq" href="question.php?qid=26905" title="伊朗的华为5600/5800系列OLT对第三方设备的光猫有限制，如何解决？" >伊朗的华为5600/5800系列OLT对第三方设备的光..</a>  <span class="f12"> - [<a href="browse.php?sortid=40&type=1" class="lgy">XPON</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(2)   3-10 17:38</li><li class="lir"><a class="lq" href="question.php?qid=26904" title="ONU WiFi coverage大概是多少呀？这是什么问题，第一次看到，求教！" >ONU WiFi coverage大概是多少呀？这是什么问题..</a>  <span class="f12"> - [<a href="browse.php?sortid=40&type=1" class="lgy">XPON</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(3)   3-06 14:11</li><li class="lir"><a class="lq" href="question.php?qid=26900" >那个家园币</a>  <span class="f12"> - [<a href="browse.php?sortid=1&type=1" class="lgy">通信基础</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(1)   3-05 10:47</li><li class="lir"><a class="lq" href="question.php?qid=26899" >中兴F832强制恢复登录密码</a>  <span class="f12"> - [<a href="browse.php?sortid=54&type=1" class="lgy">中兴</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(1)   2-27 15:00</li><li class="lir"><a class="lq" href="question.php?qid=26898" >中兴F832忘记密码</a>  <span class="f12"> - [<a href="browse.php?sortid=54&type=1" class="lgy">中兴</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(1)   2-27 14:07</li><li class="lir"><a class="lq" href="question.php?qid=26897" >F832忘记密码</a>  <span class="f12"> - [<a href="browse.php?sortid=54&type=1" class="lgy">中兴</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(1)   2-26 15:28</li><li class="lir"><a class="lq" href="question.php?qid=26896" title="4488天线，444天线，4448天线，5GAAU的区分，接线方式，需开哪些线缆" >4488天线，444天线，4448天线，5GAAU的区分，..</a>  <span class="f12"> - [<a href="browse.php?sortid=1&type=1" class="lgy">通信基础</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(3)   2-25 23:41</li><li class="lir"><a class="lq" href="question.php?qid=26895" title="公司一格信号时有时无，请问家人们有好的解决方案吗？谢谢。" >公司一格信号时有时无，请问家人们有好的解决..</a>  <span class="f12"> - [<a href="browse.php?sortid=1&type=1" class="lgy">通信基础</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(3)   2-24 01:04</li><li class="lir"><a class="lq" href="question.php?qid=26894" title="对于专升本，升到本科是通信工程，很迷茫，不知道该怎么学，" >对于专升本，升到本科是通信工程，很迷茫，不..</a>  <span class="f12"> - [<a href="browse.php?sortid=77&type=1" class="lgy">证书咨询</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(0)   2-21 17:34</li><li class="lir"><a class="lq" href="question.php?qid=26893" >TSY2-008安装测试传输设备接口盘定额</a>  <span class="f12"> - [<a href="browse.php?sortid=2&type=1" class="lgy">通信原理</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(1)   2-21 17:25</li><li class="lir"><a class="lq" href="question.php?qid=26892" >TSY2-008安装测试传输设备接口定额</a>  <span class="f12"> - [<a href="browse.php?sortid=2&type=1" class="lgy">通信原理</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(2)   2-18 17:32</li><li class="lir"><a class="lq" href="question.php?qid=26891" >OTDR测试报告制作</a>  <span class="f12"> - [<a href="browse.php?sortid=49&type=1" class="lgy">软件测试</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(1)   2-17 21:41</li><li class="lir"><a class="lq" href="question.php?qid=26890" title="UPS中配套蓄电池接的三种线的颜色正极、N线负极要求，有新规范文件吧" >UPS中配套蓄电池接的三种线的颜色正极、N线负..</a>  <span class="f12"> - [<a href="browse.php?sortid=36&type=1" class="lgy">UPS</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(0)   2-14 16:40</li><li class="lir"><a class="lq" href="question.php?qid=26889" title="昨天网上自主办理中国电信esim业务时发现该业务已经下线了，有谁知道什么时候恢复？" >昨天网上自主办理中国电信esim业务时发现该业..</a>  <span class="f12"> - [<a href="browse.php?sortid=24&type=1" class="lgy">CDMA2000</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(2)   2-08 12:20</li><li class="lir"><a class="lq" href="question.php?qid=26887" >有什么好用的AI工具可以用来做软件代码测试吗</a>  <span class="f12"> - [<a href="browse.php?sortid=49&type=1" class="lgy">软件测试</a>]</span></li></ul> </div> </div> <div class="t3 bcg"><div class="t3t bgg t3t_bg3"><div class="lmore"><a href="browse.php?type=2" class="lmore1">More</a></div><a href="browse.php?type=2" class="lbk">已解决问题</a></div></div> <div id="qlist" class="b3 bcg mb12"> <div class="w100"> <ul><li class="lil">• </li><li class="lit">(1)   3-07 13:46</li><li class="lir"><a class="lq" href="question.php?qid=26901" >通信管道（硅芯管）工程要测量成果还是测绘成果</a>  <span class="f12"> - [<a href="browse.php?sortid=64&type=2" class="lgy">工程设计</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(1)   3-10 10:20</li><li class="lir"><a class="lq" href="question.php?qid=26903" title="中兴OLTC600系列在描述光猫的时候显示*****，怎么让着个****显示出来？" >中兴OLTC600系列在描述光猫的时候显示*****，..</a>  <span class="f12"> - [<a href="browse.php?sortid=40&type=2" class="lgy">XPON</a>]</span></li></ul> <ul><li class="lil">• </li><li class="lit">(5)   2-13 11:44</li><li class="lir"><a class="lq" href="question.php?qid=26888" title="通信451定额的穿放引上光缆和安装引上钢管,这2个定额什么区别？" >通信451定额的穿放引上光缆和安装引上钢管,这..</a>  <span class="f12"> - [<a href="browse.php?sortid=2&type=2" class="lgy">通信原理</a>]</span></li></ul> </div> </div> </div> </div> </div> <div class="clear"></div> <div id="footer" class="copyright"><span>Copyright © 1999-2025 <a href="http://www.txrjy.com" target="_blank">C114</a> All Rights Reserved</span>  |  <a href="http://www.txrjy.com/thread-1028935-1-1.html">联系我们</a>  |  <a href="http://www.miibeian.gov.cn/" target="_blank">沪ICP备12002291号</a>  |  <script language="javascript" type="text/javascript" src="http://js.users.51.la/5103665.js"></script> <noscript><a href="http://www.51.la/?5103665" target="_blank"><img alt="我要啦免费统计" src="http://img.users.51.la/5103665.asp" style="border:none" /></a></noscript></div> </div> </body> </html>