GB/T 10901-2023 Chinese PDF (GB/T10901-2023) GB/T 32223-2025 GB 29141-2024_Chinese: Norm of energy

GB 29141-2024_Chinese: Norm of energy consumption per unit production of industrial sulfuric acid

GB/T 45578-2025_Chinese: Non-destructive testing - Acoustic emission testing - Verification of the receiving sensitivity spectra of piezoelectric acoustic emission sensors (Chinese: 无损检测 声发射检测 压电声发射传感器接收灵敏度谱的验证)

English versions: GB/T 45272-2025

English versions: GB 23826-2025

English versions: GB/T 2773-2025

GB/T 10901-2023 Chinese PDF (GB/T10901-2023) GB/T 32223-2025 GB 29141-2024_Chinese: Norm of energyGB T 10901 2023_Chinese: Centrifuge Methods of performance testing (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 10901 2023