This paper describes the complex dynamic wear tests on both outer race of a self-aligning ball bearing and the liners of thrust rings for the kingpost of a hydrofoil.是什么意思_This paper describes the complex dynamic wear tests on both outer race of a self-aligning ball bearing and the liners of thrust rings for the kingpost of a hydrofoil.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句