近年来 ,电子汽车衡得到广泛应用。在电子汽车衡的使用中发现 ,虽然其一般故障少于机械式地中衡 ,但是一旦出现故障将使整个系统瘫痪 ,而在故障中尤以电子汽车衡遇雷击最为严重。计量检定机构在检定验收时只是执行《数字指示秤》检定规程 ,对于防雷接地未做要求 ,所以检定电子? In recent years, electronic truck scale has been widely used. In the use of electronic truck scale, it was found that although the general failure is less than the mechanical balance, once the failure will make the entire system paralyzed, and in the breakdown especially electronic truck scale lightning stroke is most serious. Metrology and accreditation agencies in the verification of acceptance is only the implementation of “digital indicating scale” verification procedures, for lightning protection grounding is not required, so test electronic?