7. Based on the stereographic projection that preserves Pythagorean-Hodographs, a spherical rational ph curve is constructed to solve this problem.
基于球极投影保持PH性质这一特性，通过球极投影把球面数据投影到平面上，构造一条平面PH曲线。
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8. We use K to analyze the probability of occurrence of sliding friction circle, and demonstrates it in the structural plane stereographic projection.
用分散性指标k表示块体滑动面的分散性，由此分析滑动摩擦圆的出现概率，并表示在结构面赤平投影图上。
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9. There are three popular map projections in Antarctica-Polar Stereographic projection, Transverse Mecator projection and Lambert Conformal Conic projection.
南极地区常用的地图投影方式有：极方位立体投影、横轴墨卡托投影、兰伯特正形圆锥投影等三种等角投影。
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10. Based on limit equilibrium method and stereographic projection method, the stability of the deep layer slide and the superficial layer slide can be analyzed.
11. According to the attitude of the slope and preferred structural plane, the stereographic projection and preferred plane theory are used to analyze the slope stability.
根据边坡及优势结构面的产状，利用赤平极射投影，结合优势结构面理论方法，对边坡稳定性进行了分析。
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12. In this paper, it begins with Stereographic projection method and flat-panel sliding method for analyzing the slope stability. The results show that slope needs reinforcement.
本文先采用赤平极射投影法和平面滑动法分析该边坡，初步判断处于不稳定状态，需加固。
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13. There are three popular map projections in Antarctica-Polar Stereographic projection, Transverse Mecator projection and Lambert conformal Conic projection. They are all conformal.
南极地区常用的地图投影方式有：极方位立体投影、横轴墨卡托投影、兰伯特正形圆锥投影等三种等角投影。
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14. SSD was the best choice for displaying the stereographic features of true aortic aneurysm, such as its size, three dimensional shape, location and its relation with main arterial branches.
SSD显示真性主动脉瘤最优，能立体、形象的显示动脉瘤大小、形态、部位及与主要分支的关系。
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15. SSD was the best choice for displaying the stereographic features of true aortic aneurysm, such as its size, three dimensional shape, location and its relation with main arterial branches.
