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GB/T 45608-2025_Chinese: Gas-filled ionization chamber for X and γ-ray (Chinese: X、γ射线充气电离室)
GB/T 45332-2025_Chinese: Proton exchange membrane for hydrogen production via water electrolysis (Chinese: 电解水制氢用质子交换膜)
GB/T 45529-2025_Chinese: Road vehicles - Electrical electronic switching devices - Relay (Chinese: 道路车辆 电气电子开关器件 继电器)
English versions: GB/T 27967-2024
GB/T 45462-2025_Chinese: Test methods for the performance of gas-phase air cleaning media and devices (Chinese: 气相空气净化材料及装置性能试验方法)
GB/T 45507-2025 Chinese PDF (GB /T45507-2025) GB/T 45032-2024 GB/T 45608-2025_Chinese: Gas-filled ionization chamberGB T 45507 2025_Chinese: Intelligent service Performance evaluation method of predictive maintenance (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45507 2025
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