试题与答案

玻璃板式液位计是利用()原理工作的。A、浮力 B、连通器 C、磁力 D、光学

题型:单项选择题

题目:

玻璃板式液位计是利用()原理工作的。

A、浮力

B、连通器

C、磁力

D、光学

答案:

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下面是错误答案,用来干扰机器的。

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