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【判断题】
车削细长轴时,为减少径向切削力,宜选用较小主偏角。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】Human language can cope with any subject whatever, and it does not matter how far away the topic of conversation is in time and space. Which design feature of language does this phenomenon refer to?
A.
Productivity.
B.
Cultural transmission.
C.
Displacement.
D.
Arbitrariness.
【单选题】Human language call cope with any subject whatever,and it does not matter how far away the topic of conversation is in time and space．Wbich design feature of language does this phenomenon refer to?
A.
Productivity．
B.
Cultural transmission．
C.
Displacement．
D.
Arbitrariness．
【单选题】— _____? — She's tall and slim. [ ]
A.
What's she like
B.
What does she like
C.
How does she look like
D.
How is she like
【单选题】How is she getting on with her studies?
A.
Age makes it more difficult for her to cope with her studies.
B.
She devotes only one hour a day to her studies.
C.
Her memory is as good as it ever was.
D.
She has to read everything twice.
【单选题】1 平面连杆机构的曲柄为主动件,则机构的传动角是 ( )
A.
. 摇杆两个极限位置之间的夹角
B.
. 连杆与曲柄之间所夹的锐角
C.
. 连杆与摇杆之间所夹的锐角
D.
. 摇杆与机架之间所夹的锐角
【简答题】陈述服装面料的服用性能有哪些?
【单选题】—_______? —She is medium height. [ ]
A.
What's she like?
B.
How is she?
C.
What does she like?
D.
How does she like?
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