短语词组短語lubricity improver 潤滑改進劑Natural lubricity 自然潤滑lubricity strong 潤滑性好lubricity coefficient 潤滑系數structural lubricity 或稱結搆潤滑dry lubricity 乾燥潤滑性Lubricity Additives 性添加劑lubricity agent 潤滑劑fuel lubricity 燃料潤滑性 返回 lubricity