发布时间:2025-02-03 16:54:13
陶铝板其实就是常见的玻镁板,染色成灰色、黑色的,具有A级不燃的特点,同时防水防潮。原本陶铝板是不含有任何甲醛的,只有淡淡的镁粉矿粉的味道。但是很多厂家在陶铝板复合时,使用胶水含荃量过大,有异味,具体可以实际咨询一下的哦。
含筋量为164kg47m3的c40钢筋混凝土每方多重怎么算法
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