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彩钢夹芯板的芯材一般采用( )

单选题

2021-09-02 13:46

A、隔声材料
B、隔热材料
C、防潮材料
D、防水材料

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正确答案

B

试题解析

标签：国家开放大学建筑材料(A)

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