[机] 工作切削刃 working cutting edge angle: 工作主偏角working cutting edge inclination: 工作刃偏角; 工作刃倾角working major cutting edge: 工作主切削刃working minor cutting edge: 工作副切削刃working cutting edge normal plane: 切削刃工作法向剖面下载手机词典可随时随地查词查翻译