平屋顶装配混凝土板上的细石混凝土一般是(  )。A.10~25mm B.20~25mm C.25~30mm D.30~35mm

作者: rantiku 人气: - 评论: 0
问题 平屋顶装配混凝土板上的细石混凝土一般是(  )。
选项 A.10~25mm B.20~25mm C.25~30mm D.30~35mm
答案 D
解析 这是一道表中数字记忆题,见教材表2.1.4。

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