1.  >>  河南成教 / 发电厂电气部分
 河南成教 / 发电厂电气部分
正确率:100%

3

高压断路器的额定电压是指_______。




A.断路器的正常工作电压

B.断路器的正常工作相电压

C.断路器正常工作线电压有效值

D.断路器正常工作线电压最大值


 参考答案:
 佳题速递:
  • 在物流服务过程质量中最基本的是(  )。 企业管理实务
  • 设A,B,X,Y都是n阶方阵,则下面等式正确的是( )A.若AX=AY,则X=YB.若A X=B,则X=B-AC.(AB)2=A2B2D.若A2=0,则A=0线性代数
  • 创业者的知识结构不包括( )。 A、 专业知识 B、 经营管理知识 C、 社会知识 D、 尚未发掘的隐性知识创业设计与实务
  • 题干二、阅读理解:填空题(每空10分) 请选择适当的句子完成对话。操作提示:通过题目中的下拉选项框选择恰当的词语补全填空。  A. Thank you for sharing this with me.B. That's very interesting.C. How is everything?D. How about your children?E. How is your family?Bai Mei tells Liu Hui about her family.…Liu Hui: Hi, Mei. 回答ABCDE未回答正确答案是:C获得10.00分中的0.00分 Are you settling in well here in this city?Bai Mei: Well, thank you very much for asking. Everything is going OK.Liu Hui:回答ABCDE未回答正确答案是:E获得10.00分中的0.00分Did they all join you living here?Bai Mei: Oh no. My parents have their own lives because my father has a grocery store. So he must take care of his business and my mother stays with him.Liu Hui: Oh, I got it. 回答ABCDE未回答正确答案是:D获得10.00分中的0.00分 Are they in their school years?Bai Mei: Yes, they all attend the international schools here, but I still teach them Chinese at home.Liu Hui:回答ABCDE未回答正确答案是:B获得10.00分中的0.00分 What kind of food do you usually have with your family?Bai Mei: Everyone in the family loves Chinese food. But we have western food on some special occasions, you know, I have an American hubby.Liu Hui: Right. 回答ABCDE未回答正确答案是:A获得10.00分中的0.00分Bai Mei: Pleasure.反馈答案:1. C 2. E 3. D 4. B 5. A解析:1. 根据空格后和下面的回答“Everything is going OK”来看,应填“询问近况”的表达。C项是正确答案。2. 根据空格后的问题和回答来看,应填入关于家庭情况的问句,E项为正确答案。How可用来询问情况,比如 How are you? How is everything? 等3. 跟前两个空格类似。我们可以从回答中(“attend the international schools”意为“上国际学校”)判断是询问孩子的情况,因此D项正确。4. “That’s very interesting.”是对别人回答的积极评价,表示自己对话题的兴趣。因此B项合适。5. 别人回答过问题之后,要表示致谢。另外,根据最后的“Pleasure”(不客气)判断,此处应该是A项(意思为“谢谢你与我分享你的家庭情况”)。人文英语1
  • 任何一个组织的目标就是想方设法创造更多利闹。国家开放大学
  • 20、高频保护的载波通道是 A. 光纤 B. 辅助导线 C. 输电线路 D. 导引线电力系统继电保护