A special test gauge for large aperture inner diameter and roundness is designed in this paper,and the gauge error is analyzed by calculating and determining its parameters.是什么意思_A special test gauge for large aperture inner diameter and roundness is designed in this paper,and the gauge error is analyzed by calculating and determining its parameters.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句