GB/T 13930-2024 Chinese PDF (GB/T13930-2024) GB/T 45383-2025 English versions: GB/T 11730-2025

English versions: GB/T 11730-2025

GB/T 18757-2025_Chinese: Enterprise modelling and architecture - Requirements for enterprise-referencing architectures and methodologies (Chinese: 企业建模与体系结构 企业参考体系结构与方法论的要求)

GB/T 45133-2025_Chinese: Gas analysis - The determination of the composition of gas mixtures - Comparison methods based on one-and two-point calibration (Chinese: 气体分析 混合气体组成的测定 基于单点和两点校准的比较法)

English versions: GB/T 8292-2025

English versions: GB/T 10184-2025

GB/T 13930-2024 Chinese PDF (GB/T13930-2024) GB/T 45383-2025 English versions: GB/T 11730-2025GB T 13930 2024_Chinese: Water ring vacuum pumps and compressors Method for measurement of volume flow of gas (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 13930 2024