conformal polyconic projection

简明释义

正形多圆锥投影

英英释义

例句

1.The conformal polyconic projection is particularly useful for mapping countries with a larger east-west extent.

对于那些东西跨度较大的国家，等角多圆锥投影特别有用。

2.The map of the region was created using the conformal polyconic projection, which ensures that angles are preserved.

该地区的地图是使用等角多圆锥投影创建的，这确保了角度的保留。

3.Cartographers often choose the conformal polyconic projection when creating topographic maps.

制图师在制作地形图时常常选择等角多圆锥投影。

4.For navigation purposes, the conformal polyconic projection is often preferred due to its accuracy in representing small areas.

出于导航目的，通常更喜欢使用等角多圆锥投影，因为它在表示小区域时的准确性。

5.In geography classes, students learn how to apply the conformal polyconic projection in their mapping projects.

在地理课上，学生学习如何在他们的制图项目中应用等角多圆锥投影。

作文

The world of cartography is a fascinating one, filled with various techniques and methods for representing the Earth's surface. Among these techniques, the conformal polyconic projection stands out due to its unique ability to preserve local angles, making it an invaluable tool for navigation and mapping. A projection is essentially a way to translate three-dimensional objects onto a two-dimensional plane, which can often lead to distortions in size, shape, and distance. However, the conformal polyconic projection offers a solution to some of these challenges by maintaining the conformity of angles, thus ensuring that the shapes of small areas are represented accurately, even if larger areas may still experience some distortion.The term 'conformal' refers to the preservation of angles, meaning that the angles between intersecting lines on the map are the same as those on the Earth’s surface. This characteristic is particularly important for navigators and pilots who rely on accurate angle measurements for safe travel. The conformal polyconic projection achieves this by utilizing a series of cones that are tangent to the globe at specific latitudes. As a result, while distances may be distorted, the shapes of countries and continents remain true to life, making it easier for users to understand their relative positions.One of the primary advantages of the conformal polyconic projection is its versatility. It can be used for various scales, from large regional maps to smaller, more detailed ones. This flexibility allows cartographers to create maps that cater to different needs, whether for educational purposes, urban planning, or even recreational activities such as hiking and camping. Additionally, the projection is particularly useful for mapping areas that extend over a wide range of latitudes, as it can be adjusted to minimize distortion in specific regions.However, like any projection, the conformal polyconic projection is not without its limitations. While it excels in preserving shapes and angles, it does so at the expense of area and distance accuracy. This means that while small areas may appear true to form, larger regions can become distorted, leading to misconceptions about size and scale. Therefore, users must be aware of these limitations when interpreting maps created using this projection.In conclusion, the conformal polyconic projection is a remarkable cartographic technique that balances the need for accurate representation of angles with the practicalities of mapping the Earth's surface. Its ability to maintain the shape of small areas while allowing for flexibility in scale makes it a popular choice among cartographers and navigators alike. Understanding the intricacies of this projection not only enhances our appreciation for the art of map-making but also equips us with the knowledge to navigate our world more effectively. As we continue to explore and utilize various mapping techniques, the conformal polyconic projection remains a vital tool in our quest for spatial understanding and geographical literacy.

制图学的世界是一个迷人的领域，充满了各种技术和方法来表示地球表面。在这些技术中，保角多圆锥投影因其独特的局部角度保持能力而脱颖而出，使其成为导航和制图的重要工具。投影本质上是一种将三维物体转换到二维平面上的方式，这常常会导致大小、形状和距离的扭曲。然而，保角多圆锥投影通过保持角度的保真性，提供了一些挑战的解决方案，从而确保小区域的形状被准确表示，尽管较大区域仍可能经历一些扭曲。“保角”这个术语指的是角度的保持，这意味着地图上交叉线之间的角度与地球表面上的角度相同。这一特性对于依赖于准确角度测量以确保安全旅行的导航员和飞行员尤为重要。保角多圆锥投影通过利用一系列与地球在特定纬度相切的圆锥体来实现这一点。因此，尽管距离可能会被扭曲，但各国和大陆的形状依然真实，使用户更容易理解它们的相对位置。保角多圆锥投影的主要优点之一是其多功能性。它可以用于各种比例，从大型区域地图到更小、更详细的地图。这种灵活性使制图师能够创建满足不同需求的地图，无论是用于教育目的、城市规划，还是户外活动，如远足和露营。此外，该投影特别适合于绘制跨越广泛纬度范围的地区，因为它可以调整以最小化特定区域的扭曲。然而，像任何投影一样，保角多圆锥投影也并非没有局限性。虽然它在保持形状和角度方面表现出色，但却以牺牲面积和距离的准确性为代价。这意味着，尽管小区域可能看起来真实，但较大区域可能会变得扭曲，从而导致对大小和比例的误解。因此，用户在解释使用该投影创建的地图时，必须意识到这些局限性。总之，保角多圆锥投影是一种出色的制图技术，在准确表示角度的需求与映射地球表面的实用性之间取得了平衡。它能够保持小区域的形状，同时允许在比例上的灵活性，使其成为制图师和导航员的热门选择。理解这种投影的复杂性不仅增强了我们对制图艺术的欣赏，而且还使我们具备了更有效地导航世界的知识。随着我们继续探索和利用各种制图技术，保角多圆锥投影仍然是我们追求空间理解和地理素养的重要工具。