C#运行提示错误 不实现接口成员
using System;
using System.Collections.Generic;
using System.Text;
namespace GIS.Common{
public abstract class GaussPrjBase: ICoordinate
{
protected double _a;
protected double _f;
private int _zoneWide = 6;
protected readonly double PI = 3.14159265353846;
#region ICoordinate Members
public int ZoneWide
{
get { return _zoneWide; }
set { _zoneWide = value; }
}
public void DD2DMS(double DecimalDegree, out int Degree, out int Minute, out double Second)
{
Degree = (int)DecimalDegree;
Minute = (int)((DecimalDegree - Degree) * 60.0);
Second = Math.Round((DecimalDegree * 60 - Degree * 60 - Minute) * 60 * 100) / 100.0;
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错误 1 “GIS.Common.GaussPrjBase”不实现接口成员“GIS.Common.ICoordinate.GaussPrjInvCalculate(double, double, out double, out double)” E:\毕设实验\WindowsFormsApplication2\WindowsFormsApplication2\GaussPrjBase.cs 7 27 WindowsFormsApplication2
求高手帮帮忙(我新手没多少分给大家 谢谢)