The V belt wheels of noise experimental table of main carriage reduction gear must suit drive ratio, be lightest in weight and least in moment of inertia .
为降低轿车主减速器噪声测试试验台本底噪声，其传动系统采用了四对三角胶带传动。
The primary drive gear(crankshaft gear)and the primary driven gear are the source of noise due to their high speed and bigger reduction ratio.
作为摩托车初级传动的曲轴齿轮及初级从动齿轮，由于转速高及降速比大，是产生噪声的主要因素。
Foot mounting brackets are available also, when the pump must be run slower than direct-drive speeds allow, with belt or gear-reduction assembly.
当泵的运行速度慢于直接驱动速度时，底座安装支架也是可以的，带有传送带或减速齿轮部件。
The reduction gear drive mechanisms are substantially sealed and disposed inside the corresponding side plates.
减速齿轮传动机构基本上被密封，并且设置在相应的侧板内侧。
Multi-purpose mini-motorcycle in the belt drive gear for the latter, the main, the size of the driven pulley reduction ratio sub-decision.
在微型摩托车多用皮带传动方式作后传动装置，主、从动皮带轮的大小决定次级减速比。
When the motor speed must, through the reduction gear drive cascading rotary potentiometers, the voltage difference is 0, motor to stop rotating.
当电机转速一定时，通过级联减速齿轮带动电位器旋转，使得电压差为0，电机停止转动。
When the motor speed must, through the reduction gear drive cascading rotary potentiometers, the voltage difference is 0, motor to stop rotating.
当电机转速一定时，通过级联减速齿轮带动电位器旋转，使得电压差为0，电机停止转动。
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