通过改接CT的一次线圈连接,可以改变其变比,如一LCWD---110为例,一次线圈,

题型:填空题

问题:

通过改接CT的一次线圈连接,可以改变其变比,如一LCWD---110为例,一次线圈,()时的变比是300/5,一次线圈()时,变比为600/5。

考点:电气工程专业基础电气工程基础电气工程基础题库
题型:填空题

A SCHOOL REPORT
 
Name: Edward Scott
School: Kelvin Grove State High School
Grade: 7                            
Term ending: 6, May

An English boy
Subjects
Assessment(评价)
Mathematics
He is a little weak in this, but he has tried his best to catch up with others.
Science
He can work out many difficulties. Well done!
English
He is the best in the class. Keep it up.
French
His reading is very good, he can remember many words.
History
He is not so good at this, but has done better than before.
Geography
He is familiar (熟悉的) with the names of many places in the world.
Music
He doesn't like pop songs, though sings very well.
Remarks(评语): Edward has the ability to do a lot better. More work is needed
next term.
Class teacher: Ivy
Principal: M . L . Martin
School reopens: 11, September
 
小题1:Edward's best subject is             .
A.scienceB.French
C.geographyD.English
小题2:Edward is not so good at             .
A.science and geography B.mathematics and history
C.history and FrenchD.music and English
小题3:According to the form, which of the following sentences is TRUE?
A.Edward can't sing songs very well.
B.Edward doesn't do well in science.
C.Edward learns two foreign languages in school
D.Edward can do better if he works harder in school.
题型:填空题

根据我国民事诉讼法与司法解释的规定,下列关于督促程序的表述哪项是不正确的( )

A.人民法院制作发出支付令之前,申请人撤回支付令申请的,人民法院裁定终结督促程序

B.人民法院制作发出支付令之后,债务人提出书面异议,支付令自行失效

C.债务人在法定期间既不提出书面异议,也不履行支付令所确定的义务的,债权人可以依据支付令向人民法院起诉

D.债务人在法定期间不向法院提出书面异议,而是向其他有管辖权的法院起诉的,不影响支付令的效力

题型:填空题

下列说法正确的是()

A.角膜反光点位于瞳孔中心鼻侧可能为负Kappa角

B.Kappa角为眼轴与瞳孔轴的夹角

C.下正Kappa角为7°~7.5°

D.Kappa角为双侧性

E.如果患者存在正Kappa角时,小度数内斜容易漏诊

题型:填空题

原子吸收分光光度法测Al,若光谱通带为0.2nm,光栅的线色散倒数为2nm/mm,则分光系统中的狭缝宽度为()mm。

A、10;

B、1;

C、0.1;

D、0.01。

题型:填空题

2010年3月以来,北大西洋极圈附近的冰岛发生大规模火山喷发,火山灰蔓延使欧洲航空业蒙受重大损失。下图为火山喷发图片,回答下列各题。

在岩石圈物质循环过程中,该山体岩石在地球表层可转化为()

A.喷出岩

B.侵入岩

C.沉积岩

D.变质岩

更多题库