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【简答题】
将( )用电气方式集中控制与监督,并实现它们之间联锁关系的技术方法和设备称为电气集中联锁。
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举一反三
【单选题】—You have a nice watch. —Thank you. I _____ it since I got married. [ ]
A.
had
B.
bought
C.
have had
D.
have bought
【单选题】That is a nice watch. I wish I ______ one like that.
A.
have
B.
had
C.
have had
D.
can have
【单选题】That is a nice watch.I wish l______one like it.
A.
have
B.
had
C.
have had
D.
can have
【简答题】设计一个三相异步电动机星型 ——三角形减压起动的主电路和控制电路,并具有短路、过载保护。
【单选题】— You have a nice watch. — Thank you. I _______ it since two years ago.
A.
had
B.
bought
C.
have had
D.
have bought
【单选题】— There are so many nice programes on Friday evening. I can’t decide ?— I would watch the show on
A.
— There are so many nice programes on Friday evening. I can’t decide ____? — I would watch the show on Jiangsu TV if I were you. A．how to watch
B.
which to watch
C.
how should I watch
D.
what should I watch
【单选题】First-year college students who expect to do well in school need to lea rn quickly the right and wrong ways of preparing for exams.
A.
Definition and example
B.
Comparison and/or contrast
C.
Cause and effect
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