planetary reducer meaning in English

行星减速齿轮装置

Travel mechanism of each track consists of a variable two - speed piston motor , a planetary reducer and a parking brake ， travel brake buffer valve is mounted on motor to reduce hydraulic shock
每侧履带的行走机构由一个变量双速柱塞马达、行星减速器和制动器组成，行走制动缓冲阀与马达一体安装，吸收了行车时由于制动或载荷变化带来的液压冲击。
In this unit , a dc motor drives a two - stage planetary reducer , which drives in the splitter box three output shafts to run at the same speed and in the same direction , and these output shafts are joined to cross gimbal couplings to drive the three lower rolls of the straightener
本机由一台直流电机驱动二级星行齿轮减速器，经分配箱输出同一转速相同旋转方向的三根输出轴，与十字万向联轴节联接，带动矫直机三个下辊工作。