GB260石油产品水分测定法是将一定量的试样与（）混合，进行蒸馏

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问题单项选择题

GB260石油产品水分测定法是将一定量的试样与（）混合，进行蒸馏测定其水含量。

A.无水溶剂

B.溶剂

C.某种已知化合物

D.某种含已知量水的油品

答案

参考答案：A

单项选择题

A：What a surprise. You had your hair permed.
B：Yes, and another surprise. I’m going to get married next Saturday.
A：().

A. Oh, sorry, I’ve nearly forgot that.

B. Really Congratulations.

C. How about another time I’ll be busy then.

D. Well done. The dating for the marriage is well chosen.

问答题简答题

简述控告和举报的异同。