Urbanised areas appear along the shores of the Black Sea, and highways curve and zigzag across the peninsula.
城市化区域分布于黑海沿岸，高速公路系统在整个半岛地区纵横交错。
A large number of experimented researches and earthquake indicate that most damages belong to the areas of plasticity hinge of piers in server earthquake, because piers lack curve ductility.
大量的试验研究和地震震害表明，在强烈地震作用下，桥梁墩柱的塑性铰区域遭到破坏较多，是由于墩柱的弯曲延性不足而导致。
Depended on the approximating subdivision algorithm of curve, the subdivision algorithm of NURBS surface has further proposed. And it draws the approximate calculating method of NURBS surface areas.
在NURBS曲线离散逼近算法的基础上，进一步提出了NURBS曲面离散逼近算法，并得出曲面面积近似计算方法。
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