正常操作中要求塔板的泄漏量不能大于塔板上液体量的（）。 A.1%_爱下问搜题

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问题单项选择题

正常操作中要求塔板的泄漏量不能大于塔板上液体量的（）。

A.1%

B.5%

C.10%

D.15%

答案

参考答案：C

选择题

— You look so young. Haven't you graduated from your university?

— Yes. I _____ in the English department of Yunnan University for four years. [ ]

A. had studied

B. has studied

C. studied

D. was studying

单项选择题

多发性转移瘤，MRI检查时哪种序列最敏感()

A．FLAIR

B．GRE

C．STIR

D．FSETWI

E．脂肪抑制TlWI