回转机构由液压马达及蜗轮蜗杆减速器组成。
The slewing mechanism consists of hydraulic motor and worm speed reducer.
这些系统还可以用于大马达联轴节、减速器、离合器等的试验。
These systems can also be used in tests of large motor couplings, speed reducers, clutches, etc.
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。
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.
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