using JiShe.CollectBus.IoTDBProvider; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace JiShe.CollectBus.Ammeters { public class ElectricityMeter : IoTEntity { [ATTRIBUTEColumn] public string MeterModel { get; set; } [FIELDColumn] public double Voltage { get; set; } [FIELDColumn] public double Current { get; set; } [FIELDColumn] public double Power => Voltage * Current; } }