词语变速齿轮装置
解释speed change gear
speed change gear〔名词〕变速装置详细»
speed change gear〔名词〕变速齿轮详细»
speed change gear〔名词〕变速齿轮,变速齿轮装置详细»
变速齿轮装置change gear device详细»
变速齿轮装置change gear device;speed change gear详细»
变速齿轮装置changegear set详细»