外界温度较室内低15°,墙壁是水泥砖墙，厚度为科目二边线30cm视频，怎么计算屋内通过这面墙每小时散失多少热量？

来源：蜘蛛抓取(WebSpider) 时间：2015-01-27 08:45 标签： 倒车入库30cm怎么判断
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你可能喜欢The page is temporarily unavailable
nginx error!
The page you are looking for is temporarily unavailable.
Please try again later.
Website Administrator
Something has triggered an error on your
This is the default error page for
nginx that is distributed with
It is located
/usr/share/nginx/html/50x.html
You should customize this error page for your own
site or edit the error_page directive in
the nginx configuration file
/etc/nginx/nginx.conf.一面长15m,厚3dm,高2m的砖墙,如果每立方米用砖530块,这面墙至少要砖多少块
3dm除以10=0.3m
15*2*0.3=9m3
9*530=4770块
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