母线差动保护当发生外部短路时最严重的情况是故障线电流互感器完全饱和

题型:判断题

问题:

母线差动保护当发生外部短路时最严重的情况是故障线电流互感器完全饱和

考点:继电保护工考试继电保护工考试题库
题型:判断题

阅读下面短文,根据以下提示:1)汉语提示,2)首字母提示,3)语境提示,在每个空格内填入一个适当的单词,并将该词完整地写在右边相对应的横线上. 所填单词要求意义准确,拼写正确.

An American best-seller has been popular among the students in our

School_______(最近).It is so inspiring that I would like             76._____

to recommend it to you.This book,Chicken Soup for the Soul,

w       by Jack   Canfield                                77.______                                                          first appeared______1993 and soon became a best-seller.           78.______

It will surely inspire readers of all______(年龄).                  79.______

It has been put into many languages,spreading love to

all over the world. B     ,an English     version                80._____    

is of g ___  help to us English learners as it will help               81.____

improve our English.It costs 64 yuan, ______you can get            82.____

it for 54.4 yuan through online shopping,which will__ (节省)        83.____

you 9.6 yuan.You can order it at www.dangdang.com,and g ___      84.____   

the book within one week after   your payment.

For more ______please visit the website.                         85.______

题型:判断题

“叠罗汉”是一种高难度的杂技。由六人叠成的三层静态造型如图所示,假设每个人的质量均为m,下面五人弯腰后背部呈水平状态,则最底层正中间的人的一只脚对水平地面的压力约为(重力加速度为g)  (      )

A.

B.

C.

D.

题型:判断题

天台宗的根本经典是()。

A、《法华经》

B、《华严经》

C、《楞伽阿跛多罗宝经》

D、《大悲咒》

题型:判断题

在无线电管理面板3上能否进行STBY/NAV调谐:

A、能

B、不能

题型:判断题

在A3海区航行的船舶,可使用()接收MSI.

A、NAVTEX

B、HF NBDP

C、EGC接收机

D、B和C

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