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

The type of stepping motor widely used in industry is A: reactive B: permanent manget motor C: hybird motor D: variable reluctance motor

脑皮层运动区( ). A: cerebral motor cortex B: limbic motor cortex C: trabecular motor cortex D: cerebellar motor cortex

A two-phase ac servomotor is also called a two-phase ______ motor.

One motor neuron and all of the muscle fibers it innervates is called the motor unit.

Cyclos are also called__________. A: motor dups B: trishaws C: motor bikes

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

The machine consists of three parts, each _____(have) its own motor.

The controller of an electric car takes power from the batteries and delivers it to the motor.( )

electric motor ______