掌握常用维修工具如：热风枪、示波器等使用方法与技巧。
Grasps the commonly used service aid for example: Hot application methods and skill and so on air gun, oscilloscope.
分析了数控机床故障诊断技术研究现状，阐述了数控机床故障诊断的原则、故障识别的方法以及故障的诊断与维修技巧。
The technique present of mechanical fault diagnosis for numerically controlled machine tool was discussed, principle and methods of nc machine tool fault diagnosis were described.
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