Mechanism of electrode loss and machiningrate 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。
2
According to prediction and aimed at the fastest machiningrate, 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。
3
The definition, technical contents and effective factors of utilization of the nc devices, part machiningrate and application efficiency are described in detail.