《统筹方法》设例的两个问题江苏／严建军一、办法甲的图示方法我们先研究一下办法甲中部分环节的图示方法。“洗好水壶，灌上凉水，放在火上（烧开水）”，课文用图示表示为：洗水壶烧开水，这说明几个环节先后相承时用横式表示；“在等待水开的时间里，洗茶壶、洗茶... Two problems in the “co-ordination method” example of design Jiangsu / Yan Jianjun First, the method of a graphical approach We first study ways to illustrate a part of the method of A. “Wash the kettle, fill it with cold water, and put it on the fire (boil it)”. The text is graphically represented as: Kettle, boil, boiled water, which means that when several links are consecutive, they are represented by horizontal scrolls; In the open time, wash the teapot, wash the tea...