皮皮学,免费搜题
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搜题
【单选题】
寡头垄断市场形成的最基本条件的是( )。
A.
对资源和技术的控制
B.
产品差别的存在
C.
某些行业规模经济的要求
D.
以上全不对
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【单选题】According to the way the steering gear is operated, the steering gear may be divided into hand-steering, _______ and automatic steering.
A.
hydraulic steering
B.
remote control steering
C.
follow-up steering
D.
air controlled steering
【单选题】作定位元件用的V形架上两斜面间的夹角,以( )应用最多。
A.
30度
B.
60度
C.
90度
D.
120度
【单选题】What are the two main types of steering systems that cars use?
A.
Recirculating-ball and power-assisted.
B.
Rack-and-pinion and power-assisted.
C.
Power-assisted and active steering.
D.
Recirculating-ball and rack-and-pinion.
【单选题】According to the way the steering gear is operated, the steering gear may be divided into hand-steering, _____ and automatic steering.
A.
hydraulic steering
B.
follow-up steering
C.
remote control steering
D.
air controlled steering
【单选题】要统计班级男生、女生人数,用 COUNT IF(Rang,"Criteria") 实现的正确用法是( )
A.
COUNT IF(B2:B20,"女") 和 COUNT IF(B2:B20,"男")
B.
COUNT IF(B2:B21,"女") 和 COUNT IF(B2:B21,"男")
C.
COUNT IF($B$2:$B$21,"女") 和 COUNT IF($B$2:$B$21,"男")
【判断题】平面构成的造型过程是在三维空间内完成的,立体构成在二度空间内完成的。
A.
正确
B.
错误
【单选题】作定位元件用的V形架上两斜面间的夹角,以( )应用最多。
A.
(A)30度
B.
(B)60度
C.
(C)90度
D.
(D)120度
【单选题】作定位元件用的V形架上两斜面间的夹角以( )应用最多。
A.
30°
B.
60°
C.
90°
D.
120
【单选题】What are the two main types of steering systems that cars use? _____.
A.
Recirculation-ball and power-assisted.
B.
Rack-and-pinion and power-assisted.
C.
Power-assisted and active steering.
D.
Recirculation-ball and rack-and-pinion.
【单选题】The steering gear is not in step with the steering wheel
A.
The steering gear is not in good order
B.
The steering wheel is not up to standard
C.
The steering gear does not synchronize with the steering wheel
D.
The steering wheel does not respond to the steering gear
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