对于数控设备来说，控制系统设计对于实现上述性能至关重要。
To nc machine, the design of control system is very important to realize the above performance.
本文的研究工作对于数控设备故障检测中排除由于机床使用不当产生的运转状态偏离稳定加工状态的检测和提高机床使用效率有实际应用价值。
This dissertation has practical value for improving machine efficiency as well as eliminating condition deviating stability due to improper use in CNC machine tool diagnosis technology.
这种方法比较简单可靠，尤其是对于缺少三座标数控铣床设备的工厂，制作滚珠丝杠付加工回珠槽时，可供参考。
This simple but accurate method is useful in machining a ball-lead-screw, especially when no dimensional numerical-control milling machine is available.
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