平面坐标转化经纬度,求高手给C#方法,将下列坐标转化成经纬度
53950.6596698691.8174
53978.5871298683.67092
53362.8126698724.84873
53863.99434101142.28989
48409.903699993.28906
50908.5116898174.50808
49099.0016198492.81168
52512.84237x0598539.16967
53351.11115x0598716.80958
51750.78065x05100777.04986
51747.37379x05100800.72085
51751.03526x05100828.39794
51761.01429x05100848.26565
51763.52895x05100875.76738
51799.82924x0599606.68054
53960.04626x0598516.41725
52940.37434x0598385.55078
51415.60828x05100887.84154
52718.39066x0598113.226
52542.09198x0598108.36898
52855.44734x0598633.82289
52854.8673x0598634.34291
52852.80505x0598658.28901
52830.66831x0598686.15015
51666.11801x05100025.7744
51576.32007x05100110.36634
51684.53488x05100016.75806
52636.69159x05101048.78356
54219.35851x0599337.31141
52895.52269x0599786.95608
53594.98016x0599531.0607
53793.77928x0599097.43091
53842.72084x0599201.58807
52529.97165x0598107.17394
52208.58331x0598495.08516
52607.86174x0598105.80591
52127.80094x05100741.29082
51702.23257x0599999.80498
51672.28341x0599918.96026
51668.73442x0599905.13575
53959.0292x0598524.13155
54012.52559x0598501.31865
53851.30291x0598570.66164
53927.77228x0598440.77587
53959.25369x0598668.27386
53957.63539x0598736.75414
53965.42987x0598763.66936
52892.10373x0599626.01405
52494.40556x0598222.1677
52488.76578x0598273.5633
52914.88189x0598349.55232
52222.88815x0598543.73323
54494.01948x0599532.40744
54313.27314x0599521.09428
53890.96533x0599526.48268
53900.05428x0599558.18087
53647.07271x05