china_arc.gen.txt

道格拉斯数据压缩算法。 算法特征：1.在不扰乱拓扑关系的前提下

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126.090081,40.999025
126.066132,40.992552
126.072678,40.981634
126.071877,40.965563
126.045242,40.952005
126.04209,40.935996
126.029784,40.925612
126.000502,40.930007
125.988547,40.92676
125.98062,40.909095
126.013769,40.911754
126.022582,40.898986
126.006881,40.891376
125.983328,40.892029
125.971723,40.895927
125.957921,40.878422
125.93765,40.873612
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125.876293,40.897616
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125.818361,40.862752
125.803369,40.862622
125.793319,40.881494
125.775148,40.886617
125.764092,40.883279
125.754058,40.872163
125.721266,40.860824
END
10
125.721266,40.860824
125.699866,40.884411
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125.386733,41.662016
125.31873,41.652332
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123.69951,43.395175
123.700646,43.372393
END
11
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113.86274,41.103093
113.881296,41.044991
113.969728,40.984785
114.060417,40.856969
114.033861,40.816926
114.134486,40.723305
END
12
120.794612,40.506985
120.80646,40.502437
120.808391,40.507058
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120.795366,40.479089
120.79378,40.473562
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120.782595,40.468511
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120.781451,40.490678
120.791629,40.490105
120.793154,40.490022
120.795726,40.493279
120.79217,40.500295
120.794612,40.506985
END
13
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117.225342,40.108834
117.200107,40.095545
117.187329,40.085867
END
14
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