hardened steel ball淬火: quench; quenching; chilling; ...钢球: steel ball淬火钢: chilled hardened steel; chilled steel; quenched steel淬火钢 淬硬钢: chilledsteel淬火钢衬套: hardened-steel bushing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:淬火钢球，即可在微信中查询翻译
