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生产玻璃的主要原料是()

A、石英砂、纯酸、长石和石灰石

B、石英砂、纯碱、大理石和石膏

C、石英砂、纯碱、长石和石灰石

D、石膏、纯碱、长石和石灰石

时间：2021-09-02 13:45 关键词：国家开放大学建筑材料(A)

答案解析

C

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