经济增长方式由粗放型向集约型转变，关键是依靠( )。
A．增加积累和扩大生产规模
B．引入国外先进生产技术
C．科技进步和提高劳动者素质
D．加快科技成果向生产的转化
参考答案：C
解析： 从粗放型增长方式转变为集约型增长方式的基本要求：经济增长从主要依靠增加投入，追求数量，转到主要依靠科技进步和提高劳动者素质上来，转到注重质量和，以提高经济效益为中心的轨道上来。故选C。
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