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經驗數據是:鋼管按建築面積算每平方5-8根範本按建築面積乘以2.5至3倍以下有一些數據說不定對你以後有點用:一、普通住宅建築混凝土用量和用鋼量:1、多層砌體住宅:鋼筋:30KG/m2砼:0.0.33m3/m2 2、多層框架:鋼…
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