行星齒輪
拼音：háng xīng chǐ lún英文解釋：
【化】 epicyclic gear; planet gear; planetary gear; planetary wheel相關詞條：
1.epicyclicgear 2.planetaryreductiongear 3.planetarypinion 4.planetwheel 5.planetaryreducer 6.planetarygear 7.planetgear 8.sun-and-planetgear 9.planetarywheel相關對話：
- 新型行星齒輪鍛模設計Design of the New-Typed Forging Die for the Planet Gears
- 少齒差行星齒輪傳動planetary gearing with small difference between the numbers of teeth