单项选择题
国家标准规定,矩形花键联结的定心方式采用()。
A.键侧定心
B.键槽侧定心
C.大径定心
D.小径定心
点击查看答案&解析
<上一题
目录
下一题>
热门
试题
单项选择题
________, he slipped through the window.
A.With anyone noticing
B.With anyone noticed
C.Without anyone noticing
D.Without nobody noticed
点击查看答案&解析
单项选择题
在相关范围内,业务量增加时,单位变动成本将()
A.直线上升
B.保持不变
C.直线下降
D.先上升后下降
点击查看答案&解析
相关试题
The main idea of the story is tha...
When we dream,().
Which of the following is true?(...
Why do some people often dream abo...
If the patient is rational and pos...