皮皮学，免费搜题
登录
搜题
【单选题】
目前许多新型电控自动变速器采用( )作为锁止电磁阀,ECU在控制锁止离合器接合时,通过改变脉冲电信号的占空比,让锁止电磁阀的开度逐渐增大,以减小锁止离合器接合时产生的冲击,使锁止离合器的接合过程变得柔和。A.
脉冲式电磁阀
B.
开关式电磁阀
C.
脉冲式电磁阀和开关式电磁阀
D.
以上答案均不正确
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】A．The woman needn't a printer. B．Communication by e-mail takes a long time. C．The woman will buy a good computer with Pentium IV. D．The woman has an overall knowledge about computers.
【简答题】A woman has been_________ (逮捕)in connection wit4. A woman has been_________ ( 逮捕 )in connection with the robbery.
【简答题】看图选择正确的单词。 ( ) 1. A. China ( ) 2. B. America ( ) 3. C. Canada ( ) 4. D. Woman ( ) 5. E. man ( ) 6. F. girl
【单选题】The woman is going to save
A.
water and electricity
B.
trees and gasoline
C.
water and gasoline
【单选题】Conversation Two 4. How does the man help the woman with her paper?
A.
Write the bibliography for the woman
B.
Give her his own paper
C.
Find some relevant papers for her
D.
Look up the books in the library for her
【简答题】两个连续自然数的积一定是合数．______．
相关题目：
【单选题】The woman is going to save
A.
water and electricity
B.
trees and gasoline
C.
water and gasoline
参考解析：
知识点：
题目纠错 0
发布
