GB/T 42151.81-2023 Chinese PDF (GB/T42151.81-2023) GB/T 27534.3-2025 GB/T 20730

GB/T 20730

GB/T 45390-2025_Chinese: Communication interface requirements for power lithium battery production equipment (Chinese: 动力锂电池生产设备通信接口要求)

2-2023_Chinese: Plastics - Thermoplastic polyurethanes for moulding and extrusion - Part 2: Preparation of test specimens and determination of properties (Chinese: 塑料 模塑和挤出用热塑性聚氨酯 第2部分：试样制备和性能测定)

English versions: GB/T 29284-2024

30-2025_Chinese: National food safety standard - Food contact materials and products - Determination of phthalate esters and determination of migration (Chinese: 食品安全国家标准 食品接触材料及制品 邻苯二甲酸酯类化合物的测定和迁移量的测定)

GB/T 42151.81-2023 Chinese PDF (GB/T42151.81-2023) GB/T 27534.3-2025 GB/T 20730GB T 42151. 81 2023_Chinese: Communication networks and systems for power utility automation Part 8 1: Specific communication service mapping (SCSM) Mappings to MMS(ISO 9506 1 and ISO 9506 2) and to ISO IEC 8802 3 (Chinese: 8 1SCSM MMSISO 9506 1ISO 9506 2ISO IEC 8802 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42151. 81 2023