问题
单项选择题
设备设施之间的等电位连接、设备设施与接地装置的连接等,宜采用()、通过铜接线鼻与螺栓连接。
A.铝线
B.黄绿双色的聚氯乙烯多股软铜线(BVR)
C.铜板
D.热镀锌扁钢
答案
参考答案:B
设备设施之间的等电位连接、设备设施与接地装置的连接等,宜采用()、通过铜接线鼻与螺栓连接。
A.铝线
B.黄绿双色的聚氯乙烯多股软铜线(BVR)
C.铜板
D.热镀锌扁钢
参考答案:B
从方框内选出短语,并用其适当形式填空。 | |
1. Jenny likes to eat lots of fruits, _________ bananas and oranges. 2. I want to be a teacher _________ a scientist in the future. 3. The two runners took different routes, but they both_______ in the same place. 4. When I_______ this morning, it was already nine o’ clock. 5. We are_________ a school trip next Sunday.
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