ZQ型大传动比圆柱齿轮减速器
ZQ Great Moweing Cylindrcal Gear Decelerators
zQ型大转动比磁带器是在zQ型减速器基础上增加一级高速级三级减速器，扩大了减速器的传比。
Type zQ decelerator with high drive ratio mean that a high-speed class is added on type ZQ decelerator and Class 3 decelerator is obtained to increase decelerator drive ratio.
