张力放线时的接地要求,牵引设备和张力设备应可靠接地,操作人员应站在()的绝缘垫上且不 发布时间:2018-05-03 08:30 │ 来源:www.tikuol.com 题型:单项选择题 问题: 张力放线时的接地要求,牵引设备和张力设备应可靠接地,操作人员应站在()的绝缘垫上且不得与未站在绝缘垫上的人员接触。A.潮湿B.干燥C.木质D.塑料
题型:单项选择题 -- Could you please tell me __________? --- Sorry, you can turn to Mr. Li.for help.A.how long can man live without waterB.Whether Mike would win the first prize in this Chinese characters dictation contest or notC.How I can keep myself safe from the fluD.Why did Malaysia Airlines flight 370 lose contact 查看答案