润滑能力；润滑性能；不稳定性；油脂质的英文

lubricity

• 润滑:    lubricating; lubri ...
• 能力:    ability; capacity; ...
• 性能:    function; performa ...
• 不:    a block of wood
• 油脂:    lipa; oil; fat
• 质:    nature; character; ...