GB/T 4074.4-2024 Chinese PDF (GB/T4074.4-2024) GB/T 45211.1-2025 GB 45246-2025_Chinese: Norm of energy

GB 45246-2025_Chinese: Norm of energy consumption per unit production of main wood-based panel products (Chinese: 人造板类主要产品单位产品能源消耗限额)

English versions: GB 44170-2024

English versions: GB/T 4167-2024

GB/T 44855-2024_Chinese: Management specification for water conservation of cooling towers (Chinese: 冷却塔节水管理规范)

8-2024_Chinese: Solid insulating materials - Dielectric and resistive properties - Part 8: Determination of dielectric properties(AC method) - Relative permittivity and dielectric dissipation factor(frequencies 1 MHz~300 MHz) (Chinese: 固体绝缘材料 介电和电阻特性 第8部分：测定介电特性（AC方法） 相对介电常数和介质损耗因数（频率 1 MHz~300 MHz）)

GB/T 4074.4-2024 Chinese PDF (GB/T4074.4-2024) GB/T 45211.1-2025 GB 45246-2025_Chinese: Norm of energyGB T 4074. 4 2024_Chinese: Test methods of winding wires Part 4: Chemical properties (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 4074. 4 2024