ICS 19.020CCS A 21GB/T 4798.11—2024环境条件分类　环境参数组分类及其严酷程度分级　第11 部分：环境严酷程度分布图绘制Classification of environmental conditions—Classification of groups of environ⁃mental parameters and their severities—Part 11： Drawing the distribution mapof environmental severities2024⁃08⁃23 发布2025⁃03⁃01 实施国家市场监督管理总局...