【单选题】Y-D降压启动的指电动机启动时,把定子绕组联结成Y形,以降低启动电压,限制启动电流。待电动机启动后,再把定子绕组改成(),使电动机全压运行。
【单选题】— Which restaurant should we choose? — __________ It's all the same to me. [ ]
【单选题】—When shall we go for an outing? —It's up to you. Make it time you like.
【单选题】下列说法错误的是()。
B.
专业监理工程师应由具有1年以上同类工程监理经验的监理工程师担任
C.
在监理工作需要时,总监理工程师可以配备总监理工程师代表
D.
在同一时间段内,一名总监理工程师能担任多项委托监理合同的项目总监理工程师工作
【简答题】What’s your feeling at the news? A) It sounds too good to be true. B) It's up to you. C) Forget it. D) Well, I'm not sure.
【单选题】It's up to you to decide _______ you are going there, by plane or by train. [ ]
【简答题】It's up to you and me