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【单选题】
液压缸按结构形式主要分为活塞式、柱塞式、( )。A.
双作用式
B.
液压式
C.
单作用式
D.
摆动式
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皮皮学刷刷变学霸
举一反三
【简答题】Why did the pharmaceutical industry put forward the new drug tasimelteon?
【简答题】恒温恒压下,反应自发性的热力学判据是 。
【单选题】The latch of a safety hook（）.
A.
increases the strength of the hook
B.
prs the sling ring from coming out of the hook if the strain is abruptly eased
C.
prs the sling ring from coming out of the hook if there is a strain on the sling ring
D.
All of the above
【单选题】下面对元音-i[ι]描述正确的是( )。
A.
舌尖前、高、不圆唇舌面元音
B.
舌尖前、高、圆唇的卷舌元音
C.
舌尖后、高、不圆唇的舌尖元音
D.
舌尖前、高、圆唇舌面元音
【单选题】Why did the owner of the shop put the book in a comer?
A.
He put it there in case anyone was persuaded to buy it.
B.
He put it there in case anyone was inclined to buy it.
C.
He put it there in case anyone was attracted to buy it.
D.
He put it there in case anyone was fascinated to buy it.
【单选题】Why did the clerk let the father go to the ATM
A.
the clerk needed
B.
the father didn't
C.
the father couldn't
D.
the two children
【简答题】Tally sheet(hook)
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