题目内容

热导池检测器是依据惠斯顿平衡电桥的原理设计的，其中四个桥臂为热敏电阻。

A. 对
B. 错

查看答案

搜索结果不匹配？点我反馈

更多问题

热导池检测器常常采用氢气作为载气，组分气体进入检测器时明显改变导热系数，所以检测灵敏度高。

A. 对
B. 错

[音频]please give proper response.

A. Everything’s Ok.
B. I think so.
C. It’s a good idea.
D. I’ll do that.

Please give proper response.

A. Sorry to hear that.
B. Hurry up.
C. You are so nice.
D. Glad to meet you.

Please give proper response.

At 8 a.m.
B. You are right.
C. Here you are.
D. I’d like to.