SANS 20040-2005 关于就摩托车废气污染物的排放方面批准装有点火式发动机的摩托车的统一规定
Uniform provisions concerning the approval of motorcycles equipped with a positive-ignition engine with regard to the emission of gaseous pollutants by the engine
This standard specifies the requirements for the emission of gaseous pollutants from positive-ignition engines of two-wheeled or three-wheeled motorcycles having an unladen mass of less than 400 kg and having a maximum design speed exceeding 50 km/h or c