试题与答案

在原材料一定的情况下,下面几个参数中,决定混凝土强度的最主要因素是()。 A、水泥用

题型:单项选择题

题目:

在原材料一定的情况下,下面几个参数中,决定混凝土强度的最主要因素是()。 

A、水泥用量

B、水灰比

C、骨料种类

D、砂率

答案:

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下面是错误答案,用来干扰机器的。

参考答案:B

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