The graphical method of various situations for binary mixture com-plex distillation has been given.
本文给出了二元混合物复杂精馏过程的各种情况的图解法。
The graphical method of transportation problem is a well know, but not mature, algorithm arisen in 1958.
众所周知，1958年我国工作者提出的关于运输问题的图上作业法并不是一个完善的算法。
Here, we took two quantitative examples and compared them with analytic method. It is shown that precision of the graphical method is very well.
本文还举了两个数值例题，与数解法作了比较，说明图解法的精确性相当好。
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