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English Translations » 历史存档[信息] » 【Daily Topic】【Electrical Edition 20160401】

【Daily Topic】【Electrical Edition 20160401】

2016-04-01View Original

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This post was last edited by hesonchang214 on 2016-4-2 20:43. Reward for participation: 2 Wealth. Reward for correct answer: 9 wealth. Among the speed control methods for asynchronous motors, the one with the best prospects is ____. A. Shunt excitation speed control in variable slip speed regulation B. Multi-speed motors using pole-changing speed control C. Variable frequency speed control with complex equipment
Reply #22016-04-01
Among the speed control methods for asynchronous motors, the one with the best prospects is _C___. A. Shunt excitation speed control in variable slip speed regulation B. Multi-speed motors using pole-changing speed control C. Variable frequency speed control with complex equipment
Reply #32016-04-01
Among the speed control methods for asynchronous motors, __C__ is the most promising one. A. Shunt excitation speed control in variable slip speed regulation B. Multi-speed motors using pole-changing speed control C. Variable frequency speed control with complex equipment
Reply #42016-04-01
Among the speed control methods for asynchronous motors, __C__ is the most promising one. A. Shunt excitation speed control in variable slip speed regulation B. Multi-speed motors using pole-changing speed control C. Variable frequency speed control with complex equipment
Reply #52016-04-01
C. Complex variable-frequency speed control for equipment
Reply #62016-04-01
C. Complex variable-frequency speed control for equipment
Reply #72016-04-02
Among the speed control methods for asynchronous motors, the one with the best prospects is _C___. A. Shunt excitation speed control in variable slip speed regulation B. Multi-speed motors using pole-changing speed control C. Variable frequency speed control with complex equipment

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Translated at 2026-07-21 00:36:26

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