常見(jiàn)例句雙語(yǔ)例句Precise Measurement for Pitch Circle Helix Angle of Involute Spur Gear by CMM;采用三坐標(biāo)機(jī)測(cè)量了圓柱分度凸輪廓面的螺旋線誤差和齒形誤差。 返回 pitch circle measurement