黑胶布带用于()电线,电缆等接头的绝缘包扎。
A、250V电压
B、400V电压
C、500V电压
参考答案:C
—How do you think I can make up with Jack?
—Set aside ________ you disagree and try to find what you have in common.
A.what
B.where
C.whether
D.which
10平方毫米及以下的电力电缆终端头制作安装是否也可套用"电缆终端头制作安装"定额?