压电式传感器可等效为一个电荷源和一个（）并联，也可等效为一个_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题填空题

压电式传感器可等效为一个电荷源和一个（）并联，也可等效为一个与电容相串联的电压源。

答案

参考答案：电容

单项选择题

休克的主要致死原因是（）

A.肾小管坏死

B.肺间质水肿

C.心功能衰竭

D.DIC

E.MSOF

选择题

—What did he want to know,Anne?

—_____I could finish writing the report.[ ]

A.When it was that

B.It was when that

C.It was when

D.When was it that