规范名称：GB/T19292.2-2018金属和合金的腐蚀大气腐蚀性第2部分：腐蚀等级的指导值
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规范简介：GB/T19292.2-2018金属和合金的腐蚀大气腐蚀性第2部分：腐蚀等级的指导值免费下载文章源自图集吧-https://www.tanluxing.com/19878.html
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