本SAE推荐实施规程提供了空气制动车辆的说明和测试程序，这些车辆包括但不限于公路上使用的卡车、卡车牵引车、拖车、推车和公共汽车，但不包括非公路车辆。

This SAE Recommended Practice provides instructions and test procedures for air braked vehicles including but not limited to trucks, truck-tractors, trailers, dollies, and buses used on highways but does not include off-highway vehicles.