全国各地中考真题:广西百色市2018年中考语文真题试题(含答案)
广西百色市2018年中考语文真题试题第Ⅰ卷阅读题(共53分)一、实用类文本阅读(6分)阅读下面的文字,完成1~3题。如何保存未来数据任志方①数千年来,人类一直在用各种手段保存信息。尽管在过去几十年里,人类存储的数据量出现了极大增长,我们的生活,我们的记忆越来越多地以数字形式储存在我们的硬盘里或“云端”,但这些数据的寿命却很短,甚至长不过我们的一生。如何才能将这些数据长期保存不丢失?越来越多的研究者正在着手解决这个问题。②2017年2月,英国南安普顿大学科学家开发出一种新的数据存储技术,利用玻璃中的微型纳米结构去编码信息。基于这一技术,标准尺寸光碟能保存约360TB的数据,而在温度190℃左右的...
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