And talking o ' trouble why did that doctor give me the chart Jim ? '

说到 麻烦 事，吉姆，大夫为什么把那 张 图给我？

In accordance with the experience the paper discusses the trouble reason and its solution to the PC-20X30 numerical plasma cutter in detail and then introduces the maintenance flow chart .

结合实践经验，详细分析 PC-20X30等离子切割机的常见 故障及成因，并给出了维修步骤的流程 图。

Researched the theory of control chart realize the statistics calculation and the control status judging as that in the control chart by computer ? Connecting with automatic inspecting and adjusting device to realize the quality automatic control to avoid the hard trouble in hand drawing the control chart .

对控制图原理进行研究，采用计算机实现统计量的计算和控制状态的判断，并与生产线上的自动检测设备、调节设备连接，实现质量自动控制的目的，避免手工绘制控制 图 的 繁琐。