gnomonic

简明释义

英[nəʊˈmɒnɪk]美[noʊˈmɑːnɪk]

adj. 日晷指针的；磬折形的

英英释义

单词用法

同义词

反义词

例句

1.An approach is first posed by using gnomonic projection, based on the problem remaining unresolved, which is about the coating joint modeling and the joint overlap of spherical equilateral polygon.

针对球面等边多边形包覆拼接建模及出现拼接重叠等问题，分析了心射球面投射原理和共球面等边多面体的结构特征，提出了共球面等边多面体作心射球面投射的方法。

2.An approach is first posed by using gnomonic projection, based on the problem remaining unresolved, which is about the coating joint modeling and the joint overlap of spherical equilateral polygon.

针对球面等边多边形包覆拼接建模及出现拼接重叠等问题，分析了心射球面投射原理和共球面等边多面体的结构特征，提出了共球面等边多面体作心射球面投射的方法。

3.The cofocal ellipse and hyperbola of spherical surface will also be projected into the cofocal ellipse and hyperbola in gnomonic projection.

球面上共焦点之椭圆、双曲线，在球心投影中仍投影成共焦椭圆、双曲线。

4.According to the principle of V. Goldschmidt 's gnomonic projection and crystal computer graphics, a new system of computer graphics of crystal shape is presented in the paper.

根据极平投影作晶体图和计算机绘图原理，本文建立了一种新的晶体形态计算机绘图系统。

5.Gnomonic charts are published covering the Atlantic, Pacific and Indian Oceans, except for an equatorial belt in each ocean.

出版大圆海图覆盖大西洋，太平洋和印度洋（各大洋近赤道带水域除外）。

6.In astronomy, gnomonic 正投影 charts are useful for plotting the paths of celestial bodies.

在天文学中，gnomonic 正投影图表对于绘制天体的轨迹非常有用。

7.The map was created using a gnomonic 正投影 projection, which allows for accurate distance measurements.

这张地图是使用gnomonic 正投影投影创建的，可以进行准确的距离测量。

8.A gnomonic 正投影 projection is often employed in navigation for its simplicity in representing great circles.

在导航中，通常采用gnomonic 正投影投影，因为它简单地表示了大圆。

9.Using a gnomonic 正投影 map can help sailors determine the shortest route across the ocean.

使用gnomonic 正投影地图可以帮助水手确定跨越海洋的最短路线。

10.The architect used a gnomonic 正投影 method to design a sundial that accurately tracks the sun's position.

建筑师使用gnomonic 正投影方法设计了一个能够准确追踪太阳位置的日晷。

作文

The study of geometry has always fascinated mathematicians and artists alike. One intriguing aspect of geometry is the concept of projection, particularly the gnomonic projection. This type of projection has unique properties that make it both useful and visually striking. To understand why the gnomonic projection is so special, we need to delve into its definition and applications.A gnomonic projection is a method of mapping that projects points from the surface of a sphere onto a plane. Imagine a globe representing the Earth. If you were to place a light source at the center of this globe, the shadows cast by the globe on a flat surface would create a gnomonic projection. This technique is particularly valuable in navigation, as it allows for straight-line paths to be represented as straight lines on the map, making it easier for navigators to plot courses.One of the most significant features of the gnomonic projection is that it preserves great circles, which are the shortest paths between two points on a sphere. This property is essential for aviation and maritime navigation, where efficiency and accuracy are paramount. When pilots or ship captains use gnomonic maps, they can easily visualize their routes without having to account for the curvature of the Earth, allowing for more direct travel.However, the gnomonic projection is not without its drawbacks. While it accurately represents great circles, it distorts distances and shapes as one moves away from the center of the projection. For example, regions near the edges of a gnomonic map can appear significantly larger than they actually are. This distortion can pose challenges when trying to interpret the map for purposes other than navigation, such as land use planning or geographic education.Despite these limitations, the gnomonic projection finds its place in various fields beyond navigation. Artists have also embraced this projection for its aesthetic qualities. The way it transforms familiar landscapes into abstract forms can inspire creativity and innovation. For instance, some contemporary artists utilize gnomonic techniques to create visually stunning pieces that challenge viewers' perceptions of space and reality.In conclusion, the gnomonic projection is a fascinating geometric concept that bridges the worlds of mathematics, navigation, and art. Its ability to represent great circles as straight lines makes it invaluable for navigators, while its unique visual characteristics offer inspiration to artists. As we continue to explore the intersections of these disciplines, the gnomonic projection will undoubtedly remain a topic of interest and study, revealing new insights into the nature of space and our understanding of the world around us.

几何学的研究一直吸引着数学家和艺术家。几何学中一个引人入胜的方面是投影的概念，特别是gnomonic投影。这种投影有着独特的特性，使其在视觉上既有用又引人注目。为了理解为什么gnomonic投影如此特别，我们需要深入了解它的定义和应用。gnomonic投影是一种映射方法，它将球体表面的点投影到平面上。想象一下一个代表地球的地球仪。如果你将光源放置在这个地球仪的中心，地球仪在平面上投射的阴影将形成gnomonic投影。这种技术在导航中尤其有价值，因为它允许直线路径在地图上表示为直线，使导航员更容易绘制航线。gnomonic投影最显著的特点之一是它保持大圆，即球体上两点之间的最短路径。这一特性对于航空和海洋导航至关重要，在这些领域中，效率和准确性至关重要。当飞行员或船长使用gnomonic地图时，他们可以轻松地可视化他们的航线，而无需考虑地球的曲率，从而实现更直接的旅行。然而，gnomonic投影并非没有缺陷。虽然它准确地表示大圆，但随着离投影中心的距离增加，距离和形状会发生扭曲。例如，gnomonic地图边缘附近的区域可能看起来比实际大得多。这种扭曲在尝试解释地图用于导航以外的目的时，例如土地利用规划或地理教育时，可能会带来挑战。尽管有这些局限性，gnomonic投影在导航之外的各个领域也找到了它的立足之地。艺术家们也因其美学特质而接受这种投影。它将熟悉的风景转变为抽象形式的方式可以激发创造力和创新。例如，一些当代艺术家利用gnomonic技术创作出视觉上令人惊叹的作品，挑战观众对空间和现实的感知。总之，gnomonic投影是一个迷人的几何概念，它连接了数学、导航和艺术的世界。它将大圆表示为直线的能力使其对于导航员来说无价，而其独特的视觉特征为艺术家提供了灵感。随着我们继续探索这些学科的交集，gnomonic投影无疑将继续成为一个引人关注和研究的话题，揭示出关于空间本质和我们对周围世界理解的新见解。