1456年古登堡发明了代表近代欧洲印刷术的金属活字印刷机，推动近代欧洲社会进步的经济因素由此聚齐

来源: akuan 于 2023-12-03 13:39:23 [旧帖] [给我悄悄话] 本文已被阅读：次

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