变压器的油温反常是一种现象,当发现油温较平时相同负载和相同冷却条件下高出()时,应考 发布时间:2018-03-06 21:34 │ 来源:www.tikuol.com 题型:单项选择题 问题: 变压器的油温反常是一种现象,当发现油温较平时相同负载和相同冷却条件下高出()时,应考虑变压器的内部发生了故障。A、5℃B、10℃C、15℃D、20℃
题型:单项选择题 If you _____ at school, you _____ a college student now. [ ]A. had studied hard; would have been B. should have studied hard; should have been C. had studied hard; would be D. would study hard; must have been 查看答案
题型:单项选择题 经该饮料厂索赔,卖方将出现质量问题的零件的赔付品空运到贵州,以下关于赔付的零件表述正确的提( )。A.该饮料厂无须办理报检手续B.该饮料厂应向贵州检验检疫机构申请入境验证C.该饮料厂应向贵州检验检疫机构报检,申请《入境货物通关单》D.该饮料厂应向贵州检验检疫机构报检,申请《入境货物调离通知单》 查看答案