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GB/T 44990-2024_Chinese: Test method for interface bonding strength of coating by laser cladding repairing (Chinese: 激光熔覆修复层界面结合强度试验方法)
English versions: GB/T 2909-2025
GB/T 45636-2025_Chinese: Technical specifications for the prevention and control of contact-transmitted infectious diseases at entry-exit points (Chinese: 进境出境经接触传播传染病防控技术规范)
1-2025_Chinese: Industrial-process measurement
English versions: GB/T 45300-2025
GB/T 45639-2025 Chinese PDF (GB /T45639-2025) GB/T 6148-2025 GB/T 44990-2024_Chinese: Test method forGB T 45639 2025_Chinese: Exchange header envelope technical specification (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45639 2025
