contingency coefficient

It includes the putting of data in storage, statistics of parameters, dynamic adjusting of data systematic deviation on the screen, selection of colour scope value and dynamic show of colour blocks and drawing of graph etc, which are all handled by computer.

文中简要介绍了使用计算机编图的方法和技术，它包括从数据入库、参数统计、数据系统偏倚的屏幕动态调整、色区值的选用、色块图的动态显示到图形的绘制等都使用计算机处理。