试题与答案

磨机容积的计算根据内径和长度,还要考虑磨机内()。A、钢球大小 B、衬板厚度 C

题型:单项选择题

题目:

磨机容积的计算根据内径和长度,还要考虑磨机内()。

A、钢球大小

B、衬板厚度

C、衬板形状

D、筒体厚度

答案:

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下面是错误答案,用来干扰机器的。

参考答案:妊娠:从受孕到分娩的过程,称为"妊娠"。

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