短語詞組短語Vertical tensioning device beams 垂直拉緊裝置橫梁Surgical tensioning device 發(fā)明名稱automatic hydraulic tensioning device 液壓自動(dòng)張緊裝置type belt tensioning device 皮帶自動(dòng)張緊機(jī)搆hydraulic automatic tensioning device 液壓自動(dòng)拉緊裝置tensioning device adjusting nut 張緊裝置調(diào)整螺母automatic tensioning device 自動(dòng)張緊裝置Timingchain Tensioning device 正時(shí)鏈條chain tensioning device 鏈張緊裝置 返回 tensioning device