发布时间:2025-02-05 08:54:44
1、KP1多孔砖规格是240*115*90,则80万砖体积为0.24*0.115*0.09*800000=1987.2立方。 2、KM1多孔砖规格是190*190*90,则80万砖体积为0.19*0.19*0.09*800000=2599.2立方。
泡沫板 我想用泡沫板做保温材料 我是搞温室养殖的 今天问了个价 现在简单的说一下征求一下意见
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