检定电流互感器所用的标准器应满足下列哪些要求（） A.标准器应比被检电流互感器高两个

发布时间：2018-08-19 20:12 │ 来源：www.tikuol.com

题型：多项选择题

问题：

检定电流互感器所用的标准器应满足下列哪些要求（）

A.标准器应比被检电流互感器高两个准确度级别

B.标准器的变差应符合规程中规定的要求

C.在检定周期内标准器的误差变化不得大于其误差限值的1/4

D.标准器必须具有法定计量检定机构的检定证书

考点：电能计量检定考试电能计量检定考试题库

题型：多项选择题

在实际应用中，常用的数据传输速率单位有kbps，Mbps，Gbps。1Mbps等于______。

A．1×10³kbps

B．1×10⁶kbps

C．1×10⁹kbps

D．1×10¹²kbps

查看答案

题型：多项选择题

完形填空.
John stood up and studied the crowd of people who making their way through the station. He looked for the girl whose heart he knew ,but whose face he 1 ,the girl with a (an) _2 . The story had begun twelve months before in a 3 . Taking a book off a shelf he found himself 4 by the notes penciled in the margin (空白处 ,白边) . The soft handwriting 5 a thoughtful soul and insightful mind. In the front of the book, he discovered the 6 owner's name , Rosanna. During the next year the two grew to know each other through the 7 . Each letter was a seed falling on a fertile heart. The day finally came for their first 8 7 :00 pm at the station. A beautiful young girl in a green suit was coming toward him,whose 9 was( were) tall and slim. John started to walk towards her with delight, entirely forgetting to 10 that she was not wearing a rose. He 11 made one step closer to her, and then saw Rosanna,a short and fat woman well past 40 , with a rose on her coat was standing almost directly 12 the girl. The girl in the green suit quickly walked away. John felt 13 he was split (撇开) in two, and there she stood. His fingers gripped the wom leather copy of the 14 that was to identify him to her. He knew this would not be 15 . something perhaps even better than love. John felt choked by the bittemess of his 16 . "I'm John, and you must be Rosanna. I am so glad you could meet me,may I take you to 17 ?" The woman's face broadened into a big smile. "I don't know what this is about, son, " she answered, " but the young lady in the green suit who just 18 begged me to wear this rose on my coat. And she said 19 you were to ask me out to dinner,l should tell you that she is waiting for you in the big 20 across the street. She said it was some kind of test ! "
( )1. A. hadn't ( )2. A. rose ( )3. A. restaurant ( )4. A. absorbed ( )5 . A. reacted ( )6. A. previous ( )7. A. phone ( )8. A. dining ( )9. A. legs ( )10. A. observe ( )11 .A.carefully ( )12. A. behind ( )13. A. as long as ( )14. A. newspaper ( )15. A. a meeting ( )16. A. excitement ( )17. A. a walk ( )18. A. went by ( )19. A. when ( )20. A. market	B. haven't B. flower B. meeting room B. surrounded B. reflected B. nice B. telegram B. meeting B. face B. conclude B.eagerly B. past B. even though B. book B. happiness B. sorrow B. your home B. followed me B. if B. restaurant	C. couldn't C. book C. library C. interested C. responded C. thoughtful C. book C. walking C. figure C. notice C. luckily C. beside C. no matter how C. magazine C. love C. disappointment C. a party C. came here C. unless C. building	D. didn't D. notes D. station D. burdened D. repeated D. beautiful D. mail D. talking D. hair D. say D.easily D. before D. as though D. note D. a dinner D. unwillingness D. dinner D. went in the restaurant D. since D. library

查看答案

题型：多项选择题

系数M

查看答案

题型：多项选择题

“仪式”论者新闻具有什么特性？（）

A.导向性、神圣性、小众性、故事性

B.导向性、娱乐性、故事性、客观性

C.导向性、群体性、故事性、客观性

D.导向性、群体性、故事性、仪式性

查看答案

题型：多项选择题

什么是自动重合闸？

查看答案

更多题库