电度表：取证企业产品性能稳定为了规范和净化我国电度表产品市场，提高电度表的产品质量，国家技术监督局最近组织国家电工仪器仪表质量监督检验测试中心，对上海、天津、黑龙江、河南、贵州、江苏、浙江、广东、山东、宁夏自治区等１０个省、自治区、直辖市１９家企业的... Power meter: Forensic company product performance is stable In order to regulate and purify China’s electricity meter product market and improve the product quality of the power meter, the State Bureau of Technical Supervision recently organized the national electrical instrumentation quality supervision and inspection and testing center for Shanghai, Tianjin and Heilongjiang. , Henan, Guizhou, Jiangsu, Zhejiang, Guangdong, Shandong, Ningxia Autonomous Region and other 19 provinces, autonomous regions, and municipalities directly under the Central Government 19 ...