英语单词分类 轻松记单词

planetary gear

planetary gear基本解释

行星齿轮

planetary gear同义词

  • planet wheel行星轮,行星齿轮...
  • epicyclic gear行星齿轮
  • planet gear行星齿轮

planetary gear英英释义

Noun:
  • an outer gear that revolves about a central sun gear of an epicyclic train