GB/T 44985.2-2025 Chinese PDF (GB /T44985.2-2025) GB/T 22474-2025 English versions: GB/T 21270-2025

English versions: GB/T 21270-2025

GB/T 45092-2024_Chinese: Testing and evaluation of electrodes performance for hydrogen production by water electrolysis (Chinese: 电解水制氢用电极性能测试与评价)

English versions: GB/T 18649-2024

GB/T 32895-2025_Chinese: Communication protocols for swapping battery pack of electric vehicle (Chinese: 电动汽车快换电池箱通信协议)

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

GB/T 44985.2-2025 Chinese PDF (GB /T44985.2-2025) GB/T 22474-2025 English versions: GB/T 21270-2025GB T 44985. 2 2025_Chinese: General technical requirements for agricultural internet of things Part 2: Facility horticulture (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44985. 2 2025