单词 | planet pinion |
释义 | planet pinion [`plan·ǝt ´pin·yǝn] MECHANICAL ENGINEERING One of the gears in a planetary gear train that meshes with and revolves around the sun gear. |
随便看 |
|
科学参考收录了103327条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。