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English versions: GB/T 15370
GB/T 45384-2025_Chinese: Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Pneumatic gas/air ratio pressure regulator (Chinese: 燃气燃烧器和燃烧器具用安全和控制装置 特殊要求 气动式燃气与空气比例调节装置)
GB/T 45387-2025_Chinese: Management-control integration reference model of discrete intelligent factories (Chinese: 离散型智能工厂管控一体化集成参考模型)
English versions: GB/T 25139-2025
English versions: GB/T 45263-2025
GB/T 45538-2025 Chinese PDF (GB /T45538-2025) GB/T 18655-2025 English versions: GB/T 15370GB T 45538 2025_Chinese: Determination of plant extracts antioxidant activity Thin layer chromatography method (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45538 2025
