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标题: IEC 60721 Classification of environmental conditions [打印本页]

作者: shukesan 时间: 2020-10-20 08:43:57 标题: IEC 60721 Classification of environmental conditions

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作者: shukesan 时间: 2020-10-24 07:52:06

本帖最后由 shukesan 于 2020-10-24 08:12 编辑

IEC 60721-3-0-2020       Part 3: Classification of groups of environmental parameters and their severities Introduction
IEC 60721-3-1-2018       Part 3: Classification of Groups of Environmental Parameters and Their Severities - Section 1: Storage
IEC 60721-3-2-2018       Part 3: Classification of Groups of Environmental Parameters and Their Severities - Section 2: Transportation

作者: admin 时间: 2020-10-27 20:43:17

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