电能表作为供电企业与用电客户之间销售电量的贸易结算依据,其准确计量与否直接关系到供用电双方的利益。保证电能表准确计量最有效的方法是按照电能量值传递体系的规定,利用电能计量标准将国家电能计量基准通过各级法定计量机构逐级向下 As a trade settlement basis for sales volume between power suppliers and consumers, the accurate measurement of the energy meter is directly related to the interests of both parties. The most effective way to ensure the accurate measurement of watt-hour meters is to follow the regulations of electric energy value transfer system and use the energy metering standards to step down the national electric energy metering standards through legal metrology agencies at all levels