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根据题意画出相应的满足条件的图形,既是解题的需要,也是对我们能否周密地考虑问题的检验.本文通过几例说明在解答需要自己配画图的例问1题时,如何做到百密无“一疏”.
Draw the corresponding graphics to meet the conditions according to the problem, not only the need for problem solving, but also for us to consider whether the problem can be carefully tested.This article illustrates a few examples of how to do To a hundred no “a sparse ”.