吸收比能明显地表示出()的受潮程度。
A.绝缘介质
B.电气设备导电部分
C.电气设备内部
D.电气设备外部套管
参考答案:A
—"It's too cold. Would you mind _______ the window?"
—"_______. But don't do it now." [ ]
A. to close; Sure
B. closing; Good idea
C. closing; Better not
D. closing; Of course not
()地址是用来区分不同设备的。
A、LLC
B、MAC
C、IP
D、IPX