（）是指平行测量的各测定值之间互相接近的程度，在营养分析中常_爱下问搜题

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问题填空题

（）是指平行测量的各测定值之间互相接近的程度，在营养分析中常用（）表示。

答案

参考答案：精密度；变异系数

选择题

— What do you want to do next? We have half an hour until the basketball game.
— _________. Whatever you want to do is fine with me.

A. It just depends
B. Glad to hear that
C. All right
D. It's up to you

选择题

There are three __ in the office. [ ]

A. policeman

B. policemen

C. polices

D. policewoman