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【单选题】
用指针式万用表R× 1K Ω档,将表笔接触电容器 (1uF 以上的容量 ) 的两个引脚,若表头指针不摆动,说明电容器 ----------------------------------------- ( )A.
没有问题
B.
短路
C.
开路
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反馈参考答案：
举一反三
【单选题】A wire feeder feeds the wire_____.
A.
automatically and continuously
B.
manually and continuously
C.
manually
D.
temporarily
【简答题】So the welding gun is connected to the wire feeder, and the wire feeder to the welding machine.
【简答题】影响个体成功的人格特征有哪些?它们的作用机制是什么?
【简答题】Where is the wire feeder in a welding circuit?
【简答题】Does a wire feeder feed the wire automatically and continuously?
【单选题】The wire ____ automatically and continuously by a wire feeder.
A.
feeds
B.
is fed
C.
C
D.
D
【简答题】Is wire feeder a piece of welding equipment?
【单选题】A wire feeder is between _____ and _____.
A.
the welding machine, the welding gun
B.
the welding gun , the workpiece
C.
C
D.
D
【判断题】The wire held in the gun is fed automatically and continuously by a wire feeder.
A.
正确
B.
错误
相关题目：
【简答题】So the welding gun is connected to the wire feeder, and the wire feeder to the welding machine.
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