ball bearings轴承: bearing; axle bearing; beari ...鞍状轴承: saddle bearing梳状轴承: corrugated bearing针状轴承: needlebearing梳状轴承,槽形轴承: corrugated bearing下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:球状轴承,即可在微信中查询翻译