GB/T 44808.2-2024 Chinese PDF (GB /T44808.2-2024) GB/T 11842-2025 1-2025_Chinese: Connections for hydraulic fluid

1-2025_Chinese: Connections for hydraulic fluid power - Ports with truncated housing and stud ends with metric threads - Part 1: Ports with truncated housing (Chinese: 液压传动连接 普通螺纹斜油口和螺柱端 第1部分：斜油口)

GB/T 20717-2024_Chinese: Road vehicles - Connectors for the electrical connection of towing and towed vehicles (15-pole) - 15-pole connector for vehicles with 24 V nominal supply voltage (Chinese: 道路车辆 牵引车和挂车之间的电连接器（15 芯）24V15 芯型)

English versions: GB/T 19396-2025

GB/T 20244-2025_Chinese: Fiber optic elements for image transmission (Chinese: 光学纤维传像元件)

GB 19081-2025_Chinese: Safety specification for dust explosion prevention in feed processing system (Chinese: 饲料加工系统粉尘防爆安全规范)

GB/T 44808.2-2024 Chinese PDF (GB /T44808.2-2024) GB/T 11842-2025 1-2025_Chinese: Connections for hydraulic fluidGB T 44808. 2 2024_Chinese: Ergonomics Accessible design Part 2: Method for creating colour combinations taking account of age related changes in human colour vision (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44808. 2 2024