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【简答题】
电路有三种工作状态,分别为负载、 和短路。
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反馈参考答案：
举一反三
【简答题】一对渐开线标准直齿圆柱齿轮传动,已知两轮中心距等于a,传动比等于i12,则齿轮1的节圆半径等于(__)。
【简答题】After water, sand and gravel are the most used natural materials in the world. But a looming global shortage has led to a boom in clandestine sand mining and even outright theft. In the southern India...
【单选题】—A: How is the weather in Beijing? —B: It’s_______. [ ]
A.
sunny and wind
B.
wind
C.
rain
D.
cloudy
【简答题】物料衡算式是 。
【单选题】What kind of figure of speech used in the following address? "He is a man who served his country as a U.S. Marine; who has studied and lectured at some of the finest universities and seminaries in the...
A.
metaphor
B.
parallelism
C.
transferred epithet
D.
synecdochy
【简答题】The wind _____(blow) hard now.
【简答题】Translate the following passage into Chinese. Sir Winston Churchill (30 November 1874 – 24 January 1965) was a British prime minister and statesman who led the country to victory against Nazi Germany ...
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