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1-2024_Chinese: Non-destructive testing - Penetrant testing - Part 1: General principles (Chinese: 无损检测 渗透检测 第1部分：总则)
GB/T 28029
GB/T 34430
GB/T 32865-2025_Chinese: Quality requirements and test methods for tight sandstone gas products (Chinese: 致密砂岩气产品质量要求和试验方法)
GB/T 24477-2025_Chinese: Accessibility to lifts for persons including persons with disability (Chinese: 适用于残障人员的电梯附加要求)
GB/T 42125.17-2024 Chinese PDF (GB /T42125.17-2024) GB/T 16254-2024 1-2024_Chinese: Non-destructive testing - PenetrantGB T 42125. 17 2024_Chinese: Safety requirements for electrical equipment for measurement, control, and laboratory use Part 17: Particular requirements for equipment intended to be used in educational establishments by children (Chinese: 17) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42125. 17 2024
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