public bool SatellitesInViewValid
 public int SatelliteCount //衛星數量,整數      
public bool SatelliteCountValid      
public int SatellitesInViewCount //可見衛星數量,整數       
public bool SatellitesInViewCountValid           
public float Speed //速度,浮點數,海浬(1.852)      
public bool SpeedValid      
public float EllipsoidAltitude       
public bool EllipsoidAltitudeValid       
public float SeaLevelAltitude //海拔,浮點數,公尺           
public bool SeaLevelAltitudeValid       
public double Latitude //緯度,倍精度浮點數      
public DegreesMinutesSeconds LatitudeInDegreesMinutesSeconds //緯度-度,分,秒       
public bool LatitudeValid           
public double Longitude //經度,倍精度浮點數      
public DegreesMinutesSeconds LongitudeInDegreesMinutesSeconds //經度-度,分,秒      
public bool LongitudeValid       
public float Heading //航向(艏向),浮點數         
 public bool HeadingValid      
public float PositionDilutionOfPrecision //位置精度稀釋,浮點數     
public bool PositionDilutionOfPrecisionValid     
public float HorizontalDilutionOfPrecision //水平精度稀釋,浮點數         
 public bool HorizontalDilutionOfPrecisionValid       
public float VerticalDilutionOfPrecision //垂直精度稀釋,浮點數      
public bool VerticalDilutionOfPrecisionValid
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人是無法在沒有終點的道路上行進的
但是只要有終點 不管再遠的路都能走完