试题与答案

现场配制水泥砂浆时当采用细砂或粗砂时,用水量分别取()或()。

题型:填空题

题目:

现场配制水泥砂浆时当采用细砂或粗砂时,用水量分别取()或()。

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A, B, C, D

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