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编者的话为了配合初中数学竞赛辅导与赛题研究,本栏目2007年刊发“初中数学竞赛专题讲练”系列,共分12个专题,每期刊登一个专题(各专题内容详见本刊2006年第12期 P.3).欢迎读者批评指正.
In order to coordinate with the junior middle school math competition coaching and competition research, this column published the “Junior High School Mathematics Contest Training Lecture” series in 2007 and is divided into 12 topics. Each issue features a special topic. P.3). Readers are welcome to criticize and correct.