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

对于下面问句回答正确的是： A: Non,iln’aimeparlerpasfrançais. B: Non,iln’aimepasparlefrançais. C: Non,ilAimeneparlerpasfrançais. D: Non,iln’aimepasparlerfrançais.

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

—Ya-t-ildeschaises?—Non,____________.

根据Disruptive theory,创新有()。 A: Disruptive B: non Disruptive C: Disruptive和non Disruptive都不对 D: Disruptive和non Disruptive都选

electric motor ______