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【单选题】
三相异步电动机定子三相绕组的作用是当通以三相交流电时,在电动机内部产生( )。A.
脉振磁场;
B.
交变磁场;
C.
固定不变的磁场;
D.
旋转磁场。
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反馈参考答案：
举一反三
【判断题】库存期初数据审核是分仓库、分存货进行的,即针对一条存货记录进行审核如果执行“批审”功能,则对选中仓库的所有存货执行审核,但并非审核所有仓库的存货。
A.
正确
B.
错误
【简答题】仔细阅读 Passage One Questions 46 to 50 are based on the following passage . Dr . Donald Sadoway at MIT started his own battery company with the hope of changing the world's energy future . It's a dramati...
【单选题】When a company goes into liquidation, are entitled to be paid first and in full if possible.
A.
owners
B.
income tax
C.
creditor
D.
donations
【简答题】Dr. Donald Sadoway at MIT started his own battery company with the hope of changing the world's energy future. It's a dramatic endorsement for a technology most people think about only when their smar...
【简答题】听下面一段材料，回答第1-2小题。 1. Where is the bookstore? [ ] A. On East Street. B. On Zhongshan Street. C. On Xinhua Street. 2. Which bus can take you to the bookstore? [ ] A. No. 5 bus. B. No. 1 bus. C. ...
【简答题】Passage One Questions 57 to 61 are based on the following passage. One cannot but marvel at the rapid pace of change in China today. Just a few years ago, college graduates were dubbed the “elite of s...
【简答题】Dr. Donald Sadoway at MIT started his own battery company with the hope of changing the world’s energy future. It’s a dramatic endorsement for a technology most people think about only when their smar...
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