自动润滑的
The machined self lubricating composite tail rotor gears will stand up to the most aggressive 3D flying. 加工自润滑复合材料尾桨齿轮都会挺身而出最具侵略性3D飞行.
Self Lubricate Bearing manufacture and Sale. 无油自润滑轴承、轴套生产销售。
LM76 is a leader in the development and manufacture of Self Lubricating Linear Bearings for automation,, food process, packaging machinery, pharmaceutical and medical equipment. LM76在开发和生产线性润滑轴承行业是一家领先企业，用于自动化，食品工艺，包装机械，药物和医学设备。
As a self lubrication and self sealing material,fluoroplastics is widely used in auto parts. 含氟塑料作为自润滑和密封材料将被广泛用在汽车零部件上。
I do not like to go to the movies by my self. 我不喜欢自己一个人看电影。
