NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 31211.1-2024
无损检测-超声导波检测-第1部分:总则 Non-destructive testing-ultrasonic guided wave testing-Part 1: General rules
发布日期 Issued Date:
实施日期 Implemented Date:
发布Issued by:
国家市场监督管理总局 国家标准化管理委员会
The Standardization Administration of the People's Republic of China
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"GB/T 31211.1-2024" standard !
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