电力电缆安装前要进行检查，对1KV以下的电缆进线检查的内容是（

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问题单项选择题

电力电缆安装前要进行检查，对1KV以下的电缆进线检查的内容是（）

A.直流耐压试验

B.交流耐压实验

C.用500V摇表测绝缘

D.用1000V摇表测绝缘

答案

参考答案：C

选择题

Our city has developed into a big city；which is ____ it used to be. [ ]

A. four times larger than that

B. four times the size of what

C. four times the size larger than what

D. as four times the size as that

单项选择题

下列各项，与血液和神志关系最密切的是

A．心与肾
B．心与脾
C．心与肺
D．心与肝
E．肝与肾