Replot就是获取先前的绘图字符串，添加必要的逗号，然后附加输入给它的其余部分。
Replot simply takes the previous plot string, adds an implied comma, and then appends the rest of the input given to it.
例如，如果需要忽略第一列中的字符串，则使用2：3进行绘图。
For instance, if you have a string in the first column that you need to ignore, plot using 2:3 instead.
基本原理是根据研究地区内控制井的资料，求得该区域网格化后各节点处的参数值，经过数字-字符转换处理，由打印机实现绘图。
Given the data of control Wells in a given area, the drawing will be done on the printer by calculation of the parameters at the netted nodes and digit-character conversion.
本文介绍了在计算机系统上用字符打印机执行绘图功能，绘制各种等值图与剖面图的方法。
This paper-described a method for drawing graphs, such as cou-tours and profile maps on a characters printer without special graphics hardware and software.
本文介绍了在计算机系统上用字符打印机执行绘图功能，绘制各种等值图与剖面图的方法。
This paper-described a method for drawing graphs, such as cou-tours and profile maps on a characters printer without special graphics hardware and software.
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