GB/T 6148-2025 Chinese PDF (GB /T6148-2025) GB/T 44932-2024 GB/T 45634-2025_Chinese: Technical specifications for

GB/T 45634-2025_Chinese: Technical specifications for the prevention and control of arthropod-transmitted infectious diseases at entry-exit points (Chinese: 进境出境经虫媒传播传染病防控技术规范)

2-2025_Chinese: Connections for hydraulic fluid power - Hose fittings - Part 2: 24° cone connectors (Chinese: 液压传动连接 软管接头 第2部分：24°锥形)

GB/T 28185-2025_Chinese: Heat exchange unit for urban heating (Chinese: 城镇供热用换热机组)

GB 23394-2024_Chinese: Respiratory protection - Positive pressure self-contained closed-circuit compressed oxygen breathing apparatus (Chinese: 呼吸防护 正压式自给闭路压缩氧气呼吸器)

English versions: GB/T 5844-2025

GB/T 6148-2025 Chinese PDF (GB /T6148-2025) GB/T 44932-2024 GB/T 45634-2025_Chinese: Technical specifications forGB T 6148 2025_Chinese: Test method for temperature resistance coefficient of precision resistance alloys (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 6148 2025