由河北省承德市自动化计量仪器厂试制的GGG20型和21型动态电子轨道衡,最近在北京经国家轨道衡计量站、一机部上海工业自动化仪表研究所、北京衡管所、石油部炼油设计院和北京重型机器厂等有关部门共同进行了现场鉴定,在技术性能、静态称量、动态称量及感应灵敏方面,均已达到轨道衡检定规稚的指标和要求。 The GGG20 and 21 dynamic electronic track scales, which were trial-produced by Chengde Automatic Measurement Instrument Factory in Hebei Province, were recently tested in Beijing by National Railroad Metrology Station, Shanghai Institute of Industrial Automation Instrumentation, Beijing Equity Research Institute, Oil Refinery Design Institute and Beijing Heavy Machinery Plant and other relevant departments conducted a joint on-site identification, technical performance, static weighing, dynamic weighing and sensing sensitivity, have reached the track scale test of childish indicators and requirements.