GB/T 45636-2025 Chinese PDF (GB /T45636-2025) GB/T 19277.1-2025 English versions: GB/T 17642-2025

English versions: GB/T 17642-2025

GB/T 45344-2025_Chinese: General technical requirements for fabricated and prefabricated gas piping used in buildings (Chinese: 建筑用装配式预制燃气管道通用技术条件)

GB/T 45542-2025_Chinese: Specification for integrated energy efficiency evaluation of industrial boilers (Chinese: 工业锅炉综合能效评价技术规范)

English versions: GB/T 45136-2024

GB/T 17435-2025_Chinese: Design and installation of electrolysis of seawater anti-fouling system for ship (Chinese: 船用电解海水防污装置设计和安装)

GB/T 45636-2025 Chinese PDF (GB /T45636-2025) GB/T 19277.1-2025 English versions: GB/T 17642-2025GB T 45636 2025_Chinese: Technical specifications for the prevention and control of contact transmitted infectious diseases at entry exit points (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45636 2025