释义 |
lubricant additives 基本例句 润滑油添加剂 Beijing Numen Chemical Technology Co.,Ltd is company which specialized in providing lubricating oil additives products and services.北京纽曼莱特化工有限公司是一家专业提供润滑油添加剂系列产品技术服务的高科技公司。 Antimony dialkyldithiophosphates and antimony dialkyldithiocarbamates were synthesized aslubricant additives.Timken and four ball testers were used to evaluate their properties.合成了二烷基二硫代磷酸锑和二烷基二硫代氨基甲酸锑两类有机锑化合物作为润滑油添加剂。 |