Mechanism of electrode loss and machining rate are analyzed when different electrical parameters are used and then corresponding conclusion is obtained.
并对用不同电规准加工时的电极损耗机理和生产率（加工速度）作出了分析和探讨，得出了相应的结论。
According to prediction and aimed at the fastest machining rate, machining parameters are optimized on the condition that parts' surface roughness is ensured.
根据预测结果，在保证表面粗糙度要求的前提下，以最大加工速度为目标，用遗传算法实现加工参数的优化。
The definition, technical contents and effective factors of utilization of the nc devices, part machining rate and application efficiency are described in detail.
详细论述了数控设备利用率、零件加工率和应用效率的定义、技术内涵及其影响因素。
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