{"lablename3":"高二生物","title":"1993年，我国科学家成功培育出抗棉铃虫的棉花品种，采用的核心技术是( )A...[高二][生物]","mkid":"","lablename2":"高二年级","pagetype":3,"infoid":"2600553","infotype":0,"lablename1":"高中"}