加工精度误差对光子晶体器件性能有较大影响。
The error of machining accuracy has relatively great influence on the performance of the photonic crystal device.
探讨了斜度线切割机床的机械结构、控制原理和方式以及精度误差。
The mechanical structure, principles and ways of control, and the working accuracy of three dimensional WEDM machine are discussed.
经过半年多运行结果显示，车床精度误差控制大幅度提高，表面光洁并具有镜面效果。
Through operation for half a year it is showed that the lathe tolerance control precision got greatly raised and roll surface smooth and bright like a mirror.
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