undershot
底部输送升运器
undershot elevator【矿】
暂无补充释义。
相关词条
undershot water wheel
undershot
undershot wheel【动力】
undershot wheel
undershot wheel【动力】
undershot elevator【矿】
暂无补充释义。
undershot
undershot water wheel
undershot
undershot wheel【动力】
undershot wheel
undershot wheel【动力】