皮皮学，免费搜题
登录
搜题
【单选题】
活塞销偏置的目的是 （ ）A.
活塞容易装置于气缸内
B.
使活塞销拆装容易
C.
可增加活塞的推力
D.
可减少活塞对缸壁的冲击力
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
【单选题】What can we assume from the passage?
A.
Most people who feel they have been wronged have a ready remedy in courts of law.
B.
Many people would like to bring a case to court, but are unable to because of the cost and time required.
C.
The judicial system in the United States is highly acclaimed for its efficiency.
D.
Pretrial conferences will someday probably have replaced trials completely.
【简答题】三相笼型异步电动机的调速方法有哪几种？
参考解析：
知识点：
题目纠错 0
发布
