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一种高精度气/D转换电路························……4(280)几何量计量对具有固化数据处理软件的三坐标 测量机误差修正技术······························……1(1)表面粗糙度的混合谱模型及综合评定········
A high-precision gas / D conversion circuit ... ... (280) Geometry measurement of solid data processing software with three Coordinate measuring machine error correction technology ... ... 1 (1) the surface roughness of the mixed spectrum model and Comprehensive evaluation