“planetary gear train”概念、定义、翻译-科学时代

单词	planetary gear train
释义	机械工程词汇手册 planetary gear train 行星齿轮系
随便看	hydrofoil hydrofracture hydrofracturing hydrofracturing hydrogasification hydrogasification hydrogasoline hydrogel hydrogel hydrogel hydrogel composite hydrogen hydrogen hydrogen hydrogen absorbing alloy hydrogen absorbing amorphous alloy hydrogen abundance hydrogen arc lamp hydrogen arc lamp hydrogen-armed missile hydrogenase hydrogenase hydrogenated fat hydrogenated kerosene hydrogenated lanolin

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

planetary gear train