• Their antiwear and extreme pressure properties in rapeseed oil and water were tested on the four-ball tester.

    通过球试验机考察了它们菜籽油水中抗磨性能性能

    youdao

  • Their antiwear and extreme pressure properties in rapeseed oil and water were tested on the four-ball tester.

    通过球试验机考察了它们菜籽油水中抗磨性能性能

    youdao

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