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当前学科:建筑工程定额与预算
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人工土方工程分为几类?
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分为沟槽 地坑 土(石)方工程.....
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I have got all ( ), can I leave now?
1张单面单层DVD-5光盘的存储容量为4.7G,1个汉字占用2个字节的空间。请问这张DVD光盘可以存储多少万个汉字?要求写出计算过程和依据,计算结果精确到整数位即可。
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