随着我国汽车工业发展及公路建设等级的提高 ,车行速度越来越快已成为趋势 ,而作为车辆安全、综合性能检测的计量器具———汽车检测线也就越显得重要。但从我省１９９９年对综合性能检测站涉及到安全和环保的主要计量器具检定结果看 ,情况不容乐观 ,检测现场在用计量器具合格 With the development of China’s automobile industry and the improvement of highway construction level, the speeding up of vehicles has become a trend. As the measuring appliance for vehicle safety and comprehensive performance testing, the more important is the vehicle testing line. However, from 1999, the province’s comprehensive performance testing stations involved in safety and environmental protection of the main measuring instruments test results, the situation is not optimistic, the test site qualified with measuring instruments