GB/T 20716.2-2006
AbolishedRoad vehicles - Connectors for the electrical connection of towing and towed vehicles - Part 2: Connectors for braking systems and running gears of vehicles with 12V nominal supply voltage
道路车辆 牵引车和挂车之间的电连接器 第2部分：12V标称电压车辆的制动系统和行走系的连接
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