【单选题】【消耗次数：1】
第三代计算机主要是采用_____作为逻辑开关元件。
①
电子管
②
晶体管
③
大规模集成电路
④
中小规模集成电路
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存储元件的发展经过了电子管、[填空1]、集成电路和大规模集成电路4个阶段。
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