创造性强就好,不为考试而学,尤其数学,学了没用
所有跟帖:
• 2012中国专利数超过美国,世界第一了 -mooseamoose- ♂ (0 bytes) () 12/11/2012 postreply 20:44:25
• 2012中国专利数超过美国,世界第一了 -mooseamoose- ♂ (0 bytes) () 12/11/2012 postreply 20:44:25
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