Y-bearing of series YET 2 (inner ring extended at one side, eccentric locking collar), standard seal without flinger at each side.是什么意思_Y-bearing of series YET 2 (inner ring extended at one side, eccentric locking collar), standard seal without flinger at each side.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句