【单选题】Jane hadn&39;t been to London before______ had her husband.
【简答题】PUBLIC ANNOUNCEMENT: We would like to take this opportunity to thank our friends and customers for their loyal patronage for the past four years. At this time and after careful consideration, we have ...
【单选题】在带电的电压互感器二次回路上工作时, 不应采取的安全措施是( )
C.
有关保护装置、安全自动装置和自动化系统禁止停用。
【判断题】不应在二次系统的保护回路上接取用于试验仪器的试验电源
【简答题】PUBLIC ANNOUNCEMENT We would like to take this opportunity to thank our friends and customers for their loyal patronage for the past four years. At this time and after careful consideration, We have d...
【单选题】Jane lost her balance and ________ if Jerry hadn’t supported her.
【多选题】某班组在带电的电压互感器二次回路上工作时,采取哪些安全措施是正确的?()
A.
严格防止短路或接地。必要时,工作前申请停用有关保护装置、安全自动装置和自动化系统;
【单选题】—All, except you, went to Jane’s birthday party, Linda. —________. But if I hadn’t had to write a report, I would have been there.