认真搞好与车号升位有关的工作国家铁路罐车容积计量站国家和铁道部已通过有关新闻媒介发布自１９９４年７月１日起实施铁路车辆车号编码由目前的１至６位升为７位数；企业自备铁路车辆也由铁道部按规定统一编排为７位号码，便于全国范围内铁路车辆的流通使用和管理。铁路... Conscientiously do a good job with the car number literacy work National Railway Tanker Volume Metering Station The state and the Ministry of Railways have been released through the media since July 1, 1994 implementation of the railway car number encoding from the current 1 to 6 to 7-digit; enterprise-owned railway vehicles by the Ministry of Railways are also unified arrangements for the seven-digit number, to facilitate the flow of rail vehicles across the country to use and management. railway...