轻便型履带润滑器
portable track lubricator
自润滑滑动轴承
self lubricating sliding bearings
Self-lubricating Bearing
Self-lubricated sleeve bearing
全密封自动润滑轴承
fully sealed & self-lubricated bearing
油环自动润滑
oil ring self-lubrication
自动滑动轴承
self adjustable sliding bearing
self-adjustable sliding bearing
自动润滑
automatic oiling
automatic lubrication
Self-lubrication
automatical lubrication
self oiling
self lubrication
self-acting lubricator (automatic lubricator
自动润滑泵
automatic lubricating pump
automatically lubricated pump
automatic lubricant pump
自动润滑系统
automatic lubricating system
Automatic lubrication system
自动润滑装置
automatic lubricating device
automatic lubrication installation