To a great extent, the construction design and the dynamic performance of the electric spindle determines the precision and efficiency of high-speed grinding machining.
电主轴的结构设计、动态特性在很大程度上决定了高速磨削加工的精度和效率。
In order to guarantee surface precision of using locus shaping method machining optical parts, the factors of fine grinding machine which affects surface error of part is theoretically analysed.
为了保证用轨迹成型法加工光学零件的面形精度，对精密磨削机床影响工件面形误差的因素进行了理论分析。
On ultra precision cutting, grinding and non-traditional machining, there is a hard problem between long travel and high precision, especially in multi-coordinate machining.
在超精密切削、磨削、特种加工中，大行程驱动与高精度进给是难以解决的矛盾，也是多坐标超精密加工的难点。
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