为了保证热电阻温度测量结果准确，应将热电阻感温元件放置在被测_爱下问搜题

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问题判断题

为了保证热电阻温度测量结果准确，应将热电阻感温元件放置在被测介质的平均温度处。

答案

参考答案：错

选择题

All the preparations for the task _____, and we're ready to start.

A. completed
B. complete
C. had been completed
D. have been completed

单项选择题

.当内侧油箱油面低时

A、内油箱转换活门打开

B、每侧大翼内，各一个溢流活门打开

C、中央油箱的溢流活门打开

D、中央油箱的溢流活门关闭