GB 5920-2019汽车及挂车前位灯、后位灯、示廓灯和制动灯配光性能国家标准
英文:Photometric characteristics of front and rear position lamps, end-outline marker lamps and stop lamps for motor vehic...
英文:Photometric characteristics of front and rear position lamps, end-outline marker lamps and stop lamps for motor vehic...