利用基因工程技术生产生物素是国际上高技术竞争的又一热点。
It was one of hot spots of high-technologic competition that biotin was produced by using genetically engineered technology.
利用基因工程技术生产生物素是国际上高技术竞争的又一热点。
It was one of hot spots of high-technologic competition that biotin was produced by using genetically engineered technology.
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