GB/T 45581-2025 Chinese PDF (GB /T45581-2025) GB/T 41780.3-2025 general maintenance and safety requirements

general maintenance and safety requirements and out-of-service conditions (Chinese: 道路车辆 车轮和轮辋 使用、维护和安全的一般要求及报废条件)

English versions: GB/T 45576-2025

English versions: GB/T 45538-2025

4-2025_Chinese: Acoustics - Laboratory measurement of sound insulation of building elements - Part 4: Measurement procedures and requirements (Chinese: 声学 建筑构件隔声的实验室测量 第4部分：测量程序和要求)

GB/T 45586-2025_Chinese: Detection and identification of Greeneria uvicola (Chinese: 葡萄苦腐病菌检疫鉴定方法)

GB/T 45581-2025 Chinese PDF (GB /T45581-2025) GB/T 41780.3-2025 general maintenance and safety requirementsGB T 45581 2025_Chinese: Guidelines for service of integrated community facilities (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45581 2025