基本解釋[機] 軸承潤滑脂英漢例句雙語例句Self-repair of micron copper powder in greases was investigated by way of friction test and service life of bearing test.通過四球試驗，考察了微米銅粉在潤滑脂中的摩擦學(xué)行為和抗磨性。bearing grease更多例句詞組短語短語Sapphire Bearing Greases 藍寶石潤滑油脂bearing grease更多詞組