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【简答题】
设4台电动机分别由Q0.0、Q0.1、Q0.2、Q0.3控制,I0.0为启动按钮,I0.1 为停止按钮。I0.0按下后, 台电动机启动运行。
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反馈参考答案：
举一反三
【单选题】If the team makes a strong _______ effort, they will win the .
A.
collectable
B.
collector
C.
collection
D.
collective
【单选题】In the sentence below, the word timorous means ______. "If the hijackers had hoped for a timorous group of passengers, they picked the wrong plane. In addition to judo expert Glick and Tom Burnett, a ...
A.
bold
B.
timid
C.
knowledgeable
D.
young
【单选题】If our team makes a strong _____ effort, we'll wni the .
A.
individual
B.
clumsy
C.
collective
D.
united
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