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科学网—fdc1947的博文

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onerror="this.onerror=null;this.src='https://bbs.sciencenet.cn/uc_server/images/noavatar_small.gif?v='" /></a></div> </dd> <dt class="xs2"> <a href='blog.php?mod=recommend'><img src='./static/image/blog/recommendico.gif' height='14px' width='14px'/></a> <a href="blog-612874-1459102.html" target="_blank">杂说香与臭</a> </dt> <dd> <span class="hot">热度 <em>4</em> </span><a href="https://blog.sciencenet.cn/home.php?mod=space&amp;uid=612874">冯大诚</a> <span class="xg1">2024-11-8 07:34</span> </dd> <dd class="cl" id="blog_article_1459102"> 杂说香与臭 香和臭是两种气味,都是鼻子嗅觉的结果。 我们的先人关于感官感觉的结果,对视觉称色,有五色(青黄赤白黑);对听觉称音或声,有五音或五声(宫商角徵羽);对味觉称味,有五味(酸苦甘辛咸)。但是对嗅觉的结果,却没有一个可以用来表示的字。后人到“舌”那里去借来一个味字,组成一个词“气味”。 ...</dd> <dd class="xg1"> 个人分类: <a href="https://blog.sciencenet.cn/home.php?mod=space&amp;uid=612874&amp;do=blog&amp;classid=167212&amp;view=me">科学与生活</a><span class="pipe">|</span><a href="https://blog.sciencenet.cn/home.php?mod=space&amp;uid=612874&amp;do=blog&amp;id=1459102">6289 次阅读</a><span class="pipe">|</span><a href="https://blog.sciencenet.cn/home.php?mod=space&amp;uid=612874&amp;do=blog&amp;id=1459102#comment">11 个评论</a> <span class="hot">热度 <em>4</em> </span> </dd> </dl> <!--博文列表--> <dl class="bbda"> <dd class="m"> <div class="avt"><a href="https://blog.sciencenet.cn/home.php?mod=space&amp;uid=612874" c="1"><img src="https://image-attachment.oss-cn-beijing.aliyuncs.com/data/www/html/uc_server/data/avatar/000/61/28/74_avatar_small.jpg?v=" onerror="this.onerror=null;this.src='https://bbs.sciencenet.cn/uc_server/images/noavatar_small.gif?v='" /></a></div> </dd> <dt class="xs2"> <a href='blog.php?mod=recommend'><img src='./static/image/blog/recommendico.gif' height='14px' width='14px'/></a> <a href="blog-612874-1458379.html" target="_blank">你闻到过臭氧的臭味吗?</a> </dt> <dd> <span class="hot">热度 <em>1</em> </span><a href="https://blog.sciencenet.cn/home.php?mod=space&amp;uid=612874">冯大诚</a> <span class="xg1">2024-11-4 07:31</span> </dd> <dd class="cl" id="blog_article_1458379"> 你闻到过臭氧的臭味吗? 对于很多人来说,熟悉臭氧这个词,与前些年宣传得很多的位于地球南北两极上空的臭氧层空洞问题有关。 俗话说,万物生长靠太阳。我们地球上所有生物能够生活下来,所需要的能量都来自于太阳的辐射。没有太阳给我们带来的光明(可见光)和温暖(主要是红外线),植物不可能生长,动物也没有 ...</dd> <dd class="xg1"> 个人分类: <a href="https://blog.sciencenet.cn/home.php?mod=space&amp;uid=612874&amp;do=blog&amp;classid=167212&amp;view=me">科学与生活</a><span class="pipe">|</span><a href="https://blog.sciencenet.cn/home.php?mod=space&amp;uid=612874&amp;do=blog&amp;id=1458379">4085 次阅读</a><span class="pipe">|</span><a href="https://blog.sciencenet.cn/home.php?mod=space&amp;uid=612874&amp;do=blog&amp;id=1458379#comment">8 个评论</a> <span class="hot">热度 <em>1</em> </span> </dd> </dl> <!--博文列表--> <dl class="bbda"> <dd class="m"> <div class="avt"><a href="https://blog.sciencenet.cn/home.php?mod=space&amp;uid=612874" c="1"><img src="https://image-attachment.oss-cn-beijing.aliyuncs.com/data/www/html/uc_server/data/avatar/000/61/28/74_avatar_small.jpg?v=" 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