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

通过四球试验机考察了它们在菜籽油和水中的抗磨性能与极压性能。

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

通过四球试验机考察了它们在菜籽油和水中的抗磨性能与极压性能。

youdao