1. 行星齿轮装配: Planetary Gear System | plaary gear system
例句
1.这种行星齿轮机构的加工简单，装配方便，具有应用前景。 This planetary gear mechanism will have good future because of its simple manufacture and convenient assembly. dict.yoduao.com
2.行星齿轮传动装置三维建模、装配及动画处理。 Three-dimensional modeling and mechanism simulation of planetary-gear transmission by means of I-DEAS software. dict.yoduao.com
有道词典