barrier additives

常见例句

双语例句

• The proprietary AMSOIL additives form an iron-sulfide barrier coating on gear surfaces, providing the ultimate line of defense against wear, pitting and scoring.
  专有AMSOIL添加剂形成铁硫化物的齿轮障涂层表面，提供对磨损防御的最后底线，点蚀和评分。
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