题目: 电压继电器的线圈匝数()且线径小。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0803/8a13022e51858d9c503733a8a698d262.html 下面是错误答案,用来干扰机器的。参考答案:A, B, C, D
题型:填空题 补全对话(共10小题,每小题1分,计10分)A)根据对话内容,将方框中符合对话情景的句子抄写在对话空白处,使对话恢复完整。A: You look excited.小题1:_______________________________________B:My cousin has won a million dollars in the lottery.A:Wow!__小题2:___________________________________________B:I'm not sure .maybe he will put a half in the bank and give the rest to the medical research.A: That sounds nice._小题3:___________________________________As you know a bad snowstorm(暴风雪) happened in the South China ,Lots of people died and many thousands of people were homeless.__ 小题4:________________________________________________B: Yes, that's a good idea .they really need help.A: ____小题5:______________________________________________B: If I had a lot of money , I'd buy a very big house for my parents.A. I want to help them.B. What's up?C. But if I were your cousin, I would give the rest to the charities.D. What would you do if you had lots of money?E. What's he going to do with the money? 查看答案
题型:选择题 如图是一水平弹簧振子做简谐振动的振动的振动图象 (x-t图),由图可推断,振动系统( )A.在t1和t2时刻具有相等的动能和相同的动量B.在t3和t4时刻具有相等的势能和相同的动量C.在t4和t6时刻具有相同的位移和速度D.在t1和t6时刻具有相同的速度和加速度 查看答案
题型:选择题 费正清《中国:传统与变迁》一书中说:“隋及初唐时……制度和文化也取得了突破性进展”。下列有关隋唐政治制度的“突破性进展”的叙述,正确的是A.相权三分,独立施政B.中央集权,地方分权C.分工明确,相互牵制D.完善机构,皇权顶峰 查看答案
题型:单项选择题 一名52岁男性在健康中心锻炼后晕倒了,为了确定他有无心跳,你应检查循环体征,包括脉搏检查。进行心肺复苏的意义在于A.心肺复苏降低了冠状动脉旁路需要B.心肺复苏迫使室颤变为正常节律C.心肺复苏对生还无效D.迅速的心肺复苏为心脏提供了富含氧的血流,为除颤争取了时间E.心肺复苏降低了心脏耗氧量 查看答案