词汇	云逗
释义	云逗 yún dòu犹言云气聚集。雲逗
随便看	friction resistance to sliding friction resistance velocity friction resistant ceramic friction restention characteristics friction restraint friction retained pin friction-retained pin friction revolution counter friction-revolution counter friction rice pearling machine friction ridge friction-ridge Friction Ridge Levels of Detail: Bane or Boom Friction Ridge Levels of Detail: Bane or Boom? frictionring friction ring friction riser friction rock friction rocks friction roll friction roll drop hammer frictionroller friction roller friction roller drive friction roller driver