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《中学数学杂志》(初中)2009年第4期刊登的“让解题更自然一些”一文(以下简称原文),阅后颇为受益.原文作者在文中说:“……,如对于例1:已
”Textbook of Secondary Mathematics“ (junior high school) published in the fourth issue of 2009 ”let a more natural solution “ article (hereinafter referred to as the original), after reading quite benefit from the original author said: ” For example 1: already