bevel gear grinder伞齿轮: bevel gear; bevel pinion磨床: grinding machine; grinder齿轮磨床: gear grinder; gear grinding machine; gear tooth grinding machine; gear-grinding machine内齿轮磨床: internal gear grinder斜齿轮磨床: bevel gear grinder下载手机词典可随时随地查词查翻译