The ( ) stepping motor is used widely in the industry.
A: variable reluctance stepping motor
B: hybird stepping motor
C: permanent magnet stepping motor
D: reluctance stepping motor
A: variable reluctance stepping motor
B: hybird stepping motor
C: permanent magnet stepping motor
D: reluctance stepping motor
B
举一反三
- The type of stepping motor widely used in industry is A: reactive B: permanent manget motor C: hybird motor D: variable reluctance motor
- Does induction motor require a permanent magnet?
- The course will be a ______ to another career. A: spring stone B: stepping stone C: stepping board D: diving board
- _______out of the taxi, he was seized by the police. A: To step B: When stepped C: In his stepping D: On his stepping
- 脑皮层运动区( ). A: cerebral motor cortex B: limbic motor cortex C: trabecular motor cortex D: cerebellar motor cortex
内容
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Permanent magnet (PM) synchronous motor A: 异步电机 B: 干扰 C: 同步电机 D: 永磁同步电机
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permanent magnet electric motor A: 异步电机 B: 永磁电机 C: 同步电机 D: 交流电机
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Because of the of developing ramp in motor vehicle transport, temporary ramp is widely used in practice.
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Cyclos are also called__________. A: motor dups B: trishaws C: motor bikes
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Motor unit is A: a motor neuron B: a group of motor neurons with same function C: a group of muscle fiber that involved in execution of a special movement. D: a bundle of muscle fibers E: a alpha motor neuron and the innervated muscle fibers