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| 行星齿轮传动机构 | |||
| 行星式减速机 | |||
| 行星式齿轮 | |||
| 行星齿轮 | |||
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| 太阳轮和行星轮 | |||
| 太阳行星齿轮系 | |||
| 行星式〔太阳系〕齿轮 | |||
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| 行星齿轮组; 行星齿轮传动装置 | |||
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