| EXAMPLE SENTENCES | ||
|---|---|---|
从相邻单元曲率的改变趋势，能够判别出测地线的大致走向。 From the changing trend of the curvature of adjacent elements, the general trend of geodesic lines can be determined. | ||
并针对叶片主干部分的椭圆柱面，分别推导其测地线和非测地线的微分方程序。 For the elliptic cylindrical surface which is the trunk of the blade, the geodesic and non-geodesic differential equations are deduced. | ||
测地线拱顶是一个全面建设的许多直幅片面。 A geodesic dome is a round building made of many straight-sided pieces. | ||
1728年，奥伊勒绘出了曲面上测地线的微方程。 In 1728 Euler gave differential equations for geodesics on surfaces. | ||
具有共轭点的类光测地线的固有加速度趋于无穷大。 It is shown that the proper acceleration of null geodesic with conjugate points approaches infinity. | ||
给出了求解代数曲面上两点之间测地线的一种算法。 An algorithm for computing the geodesic line between the two points of an algebraic surface was presented. | ||
在双曲空间中，考察椭圆的包含关系，对弧长元素、测地曲率、曲率、面积及全曲率等几何量做出细致考察。 Some geometric data of ellipse in hyperbolic space are considered, such as set inclusion, arc length, geodesic curvature, curvature, area and total curvature. | ||
从测地线的性质出发，提出了一种新的裁剪线生成算法。 From the property of geodesic curve, a new arithmetic of cutting line is put forward. | ||
电气强度试验包括在测试过程火线和地线同时短路的情况下测量被测设备的漏电量。 The Dielectric Withstand test consists in measuring the current leak of a device under test, while phase and neutral are short circuited together. | ||
并由此讨论了紧致的非单连通黎曼流形上无穷多的闭测地线存在性问题。 Also, the paper discuss the existence of the infinite closed geodesics of a compact no-simply connected Riemannian manifold. | ||
