Aimed at the spheric face of smaller diameter and sphericity of a higher-precision, a new method called "pneumatic measurement" is used in the area of sphericity error measurement.

针对被测球面轮廓的尺寸小、精度高的特点，采用“气动法”测量球度误差。

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Aimed at the spheric face of smaller diameter and sphericity of a higher-precision, a new method called "pneumatic measurement" is used in the area of sphericity error measurement.

针对被测球面轮廓的尺寸小、精度高的特点，采用“气动法”测量球度误差。

youdao