一导线型号为DCYHR-2.5/1000，指其耐压为（）。A.250V B.2500

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问题单项选择题

一导线型号为DCYHR-2.5/1000，指其耐压为（）。

A.250V

B.2500V

C.1000V

D.2.5V

答案

参考答案：C

单项选择题

Passage One

Which of the following is NOT advocated by M0demists

A．Using prefabricated elements.

B．Using cold, hard expanses of glass.

C．Using reinforced metal frames.

D．Diminishing the importance of decoration.

单项选择题

人眼往往对（）部位比较敏感。

A.阴暗

B.明亮

C.凹凸

D.平整