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太空里没有水，航天器也会“生锈”？
source link: https://tech.sina.com.cn/d/s/2019-04-24/doc-ihvhiqax4736570.shtml
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来源：科学大院说到腐蚀，大家可能并不陌生，它每时每刻都在发生。例如：厨房铁锅会生锈，碳酸饮料会腐蚀牙齿，街道上的护栏风化开裂等等。有人可能会问，太空是高真空环境、没有水的存在，航天器应该不会像地球上那样被腐蚀吧？但令人意想不到的是，与“温顺
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