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【单选题】
铰链四杆机构中的曲柄为主动件,则此机构的传动角是 。
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
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举一反三
【单选题】The canned and packaged foods are required to list all the ______ on the label.
A.
constitutions
B.
allowances
C.
prescriptions
D.
ingredients
【简答题】在非静态成员方法中,可以使用关键字 __
【单选题】Tile deli list pulled ______ out of the mall's input.
A.
a teeth
B.
all the teeth
C.
all the bad teeth
【单选题】It (aims to) establish a minimum list of standards that (ought to) (include) in all codes of conduct (covering) labor practices.
A.
aims to
B.
ought to
C.
include
D.
covering
【单选题】All the prices on the list are subject ()our final confirmation.
A.
to
B.
at
C.
on
【简答题】在非静态成员方法中,可以使用关键字( )访问类的其它非静态成员
【单选题】公元17 世纪时,世界上懂得微积分的数学家不超过()位。
A.
2
B.
3
C.
4
D.
5
【单选题】The list of all elementary events for an experiment is called _______.
A.
the sample space
B.
the exhaustive list
C.
the population space
D.
the event union
【多选题】青年马克思的人生境界体系在( )。
A.
勇于担当时代责任
B.
练就过硬本领,具有学习紧迫感
C.
勇于砥砺奋斗,勇做时代开拓者、奉献者
D.
乐观自信的追求品味人生及其践行精神
E.
时时为名利而斗争
【单选题】As he has worked in the army as an electrical engineer for many years, he has every ____ for the job.
A.
ability
B.
comfort
C.
qualification
D.
quality
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