中文说明：2013届北京中考数学二轮专题突破复习课件(操作与探究题)
English Description：
2013 Beijing high school entrance examination mathematics second round special breakthrough review courseware (operation and inquiry questions)
2013 Beijing high school entrance examination mathematics second round special breakthrough review c
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中文说明：2013届北京中考数学二轮专题突破复习课件(操作与探究题)
English Description：
2013 Beijing high school entrance examination mathematics second round special breakthrough review courseware (operation and inquiry questions)zmj-8346-74911.rar