The self - repair performance of micron copper in grease is evaluated with four - ball tester.
通过四球试验评价了微米铜在润滑脂中的自修复作用。
The self - repair performance of micron copper in grease is evaluated with four - ball tester.
通过四球试验，考察了微米铜粉在润滑脂中的摩擦学行为和抗磨性。
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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