飞轮离合器润滑
flywheel clutch lubrication
换向离合器油道
reverse clutch oil passage
reverse clutch passage
离合器润滑安全阀
clutch lubrication relief valve
转向离合器润滑
direction clutch lubrication
变扭器离合器
TCC Torque Convertor Clutch
差速器离合器总成
differential clutch assembly
铲运机变矩器离合器
scraper torque converter clutch