未来智能机器人能理解人类语言,分析新情况调整自己的动作达到操

 未来智能机器人能理解人类语言,分析新情况调整自己的动作达到操作者所提出的全部要求。这类产品被人们称为“黑科技”,一旦应用将极大改变人们生活,但开始商用时价格也非常昂贵。“黑科技”产品价格昂贵主要是因为(  )

①投入大、成本高,因而价格高   ②性能好、用途广泛,因而价值大

③技术含量高,需求弹性小   ④具有稀缺性,能满足特殊需要

A.①②          B.②③           C.①④            D.③④

 

答案

C

 

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