concentric grinding machine同心度: concentricity; condentricity磨削: grinding; ablation机: machine; engine磨削机: grinder同心度: [机械工程] concentricity; condentricity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:同心度磨削机，即可在微信中查询翻译
