球面

Students may be confronted with difficulties in the application of complicated formulae of Spherical Trigonometry.

球面三角公式繁杂，学生在实际运用时感到困难。

Spherical trigonometry - Wikipedia, the free encyclopedia

球面三角学-维基百科，自由的百科全书

The mathematical models of the dynamic target and the tested apparatus are constructed with spherical trigonometry spherics. The general structure of the dynamic target is introduced. The performance, the detail of structure and selection of material of its main components are studied. The mass center and dynamic precision of the dynamic target, the static deformation of rotation arm are calculated and analyzed.

本文主要介绍了新型动态靶标研制的必要性、动态靶标检测的原理；运用球面三角学，建立了动态靶标与被测仪器间的数学模型；介绍动态靶标的总体结构设计，对各重要组成部分的功能、结构及原材料的选择等进行了详细的分析；对动态靶标的重心、旋转臂的静态变形及整机的动态精度进行了分析和计算；最后介绍了动态靶标的标定方法。

A correction formula for target deviations is derived by using the coordinate transform and its suitable conditions are proposed. Experiments show that it is coincident with the spherical trigonometry well.

分析了目前采用的脱靶量修正模型的适用条件，采用坐标变换法推导出经纬仪脱靶量修正公式，获得了与球面三角学相一致的推导结果，并在此基础上推导出成像系统无照准轴平行约束条件的通用脱靶量合成公式。

But we're not talking about your average textbook Trig, we require advanced spherical trigonometry; and if you don't know what that is, let's just say it's of utmost importance in the fields of astronomy, earth-surface/orbital and space navigation and floral arranging.

但是我们并不会去追究你这门课程的平均成绩，我们要求你认识理解先进的球面三角学，如果

In this paper difference equation of motion fr om one point to another point on the earth is derived from the geodesic equation on the earth and spherical trigonometry formulas. Some difference track formul as of a maneuvering object are also given.

以大地椭球三角形模型为基础，利用地球表面二点间最短路径的大地线方程和球面三角形的有关公式，建立了由地球表面一点运动到另一点的差分运动方程，同时也给出了在进行航向机动时的差分运动轨迹。

In this paper differ ce equation of motion fr om one point to another point on the earth is derived from the geodesic equation on the earth and spherical trigonometry formulas. Some difference track formul as of a maneuvering object are also given.

以大地 椭球三角形模型为基础，利用地球表面二点间最短路径的大地线方程和球面三角形的有关公式，建立了由地球表面一点运动到另一点的差分运动方程，同时也给出了在进行航向机动时的差分运动轨迹。

Finally, it is pointed that physical interpretation based on the theory of spherical wave propagation is of more practical meaning.

本文在文献[1]基础上，以球面波传播原理和介质阻尼效应对修正算子γB00的物理含义进行了分析。

The simulation and experiment on the diffraction property of axicon focus for spherical wave.

圆锥透镜对球面波环形聚焦特性的仿真和实验研究。

First, First term formulae are deduced systematically which describe spherical wave propagation in elastic medium.

首先系统地推导了球面波在弹性介质中传播的首项公式。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐