GB/T 29847-2025 Chinese PDF (GB /T29847-2025) GB 5009.42-2025 1-2025_Chinese: Aluminium base brazing filler

1-2025_Chinese: Aluminium base brazing filler metals - Part 1: Solid brazing filler metals (Chinese: 铝基钎料 第1部分：实心钎料)

English versions: GB/T 20972

GB/T 19713-2025_Chinese: Cybersecurity technology - Public key infrastructure - Online certificate status protocol (Chinese: 网络安全技术 公钥基础设施 在线证书状态协议)

GB/T 30785-2025_Chinese: Food processing equipment - Terminology (Chinese: 饮食加工设备 术语)

72-2025_Chinese: National food safety standard - Food additive - Sodium iron (III) ethylenediaminetetraacetate trihydrate (Chinese: 食品安全国家标准 食品营养强化剂 乙二胺四乙酸铁钠  )

GB/T 29847-2025 Chinese PDF (GB /T29847-2025) GB 5009.42-2025 1-2025_Chinese: Aluminium base brazing fillerGB T 29847 2025_Chinese: Test methods for copper foil used for printed boards (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 29847 2025