roller free wheel的意思|示意

美 / ˈrəulə fri: hwi:l / 英 / ˈrolɚ fri hwil /

滚子单向轮

Each free roller or discharge roller has its separate driving motor and reducing gear for chain wheel and chain driving system.

每个自由辊或出坯辊由各自的电机、减速机通过链轮链条驱动。