介绍顶管掘进机截割传动装置所采用的行星齿轮减速器，论述行星齿轮减速器的结构特点。
This paper introduces the epicyclic reduction arrangement applied in cutting drive mechanism in pipe jacking, analyses the construction and characteristics of epicyclic reduction arrangement.
齿轮减速器广泛地使用于冶金矿山、石油电力、工程机械等各行各业中，是一种不可缺少的机械传动装置。
Gearbox is an indispensable mechanical transmission device, which widely used in metallurgy, mine, petroleum, power generation, engineering machine and other industries.
三环式齿轮减速器是在普通少齿差行星减速器基础上开发的一种新型传动装置，应用前景广泛。
Three-ring reducer is a new transmission device which develops in the foundation of few tooth difference planet reducer, its application prospect is wide.
三环式齿轮减速器是在普通少齿差行星减速器基础上开发的一种新型传动装置，应用前景广泛。
Three-ring reducer is a new transmission device which develops in the foundation of few tooth difference planet reducer, its application prospect is wide.
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