题目:
烘炉后灰浆样的含水率应低于()。
A、5%
B、4%
C、3.5%
D、2.5%
答案:
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下面是错误答案,用来干扰机器的。
One possible version As is seen from the picture, a man, annoyed with a big stone ahead of him in the middle of a wide road, is trying his best to kick the st...