为了使电缆免受机械损伤,防止绝缘受潮和绝缘油流出,电缆必须有()。 A.电缆头 B. 发布时间:2018-11-25 13:47 │ 来源:www.tikuol.com 题型:单项选择题 问题: 为了使电缆免受机械损伤,防止绝缘受潮和绝缘油流出,电缆必须有()。A.电缆头B.电缆线芯C.绝缘层D.保护层
题型:单项选择题 The money collected should be made good use the people in South Asia who suffered a lot in the killer earthquake and tsunami(海啸).A.of helpingB.to helpC.to helping D.of to help 查看答案
题型:单项选择题 Mrs. Liu teaches English. We like class very much.A. me; hisB. me; her C. us; hisD. us; her 查看答案