oblique Mercator chart

简明释义

斜切渐长海图斜圆柱正形投影

英英释义

An oblique Mercator chart is a type of map projection that represents the Earth's surface on a flat plane, where the projection is oriented at an angle to the meridian lines, typically used for areas that are elongated in a direction that is not aligned with the standard latitude and longitude grid.

斜墨卡托图是一种地图投影，表示地球表面在平面上的展现，其中投影相对于子午线以一定角度倾斜，通常用于那些在方向上与标准纬度和经度网格不对齐的延伸区域。

例句

1.When creating a topographic map, the oblique Mercator chart helps in visualizing elevation changes effectively.

在制作地形图时，斜墨卡托图有助于有效地可视化高程变化。

2.The oblique Mercator chart is particularly useful for displaying data in regions with significant east-west extent.

斜墨卡托图特别适合用于显示东西方向延展显著的地区的数据。

3.Geographers often prefer an oblique Mercator chart for mapping regions that are elongated in shape.

地理学家通常更喜欢使用斜墨卡托图来绘制形状较长的区域。

4.In maritime navigation, an oblique Mercator chart can provide a more accurate representation of certain coastal areas.

在海洋导航中，斜墨卡托图可以更准确地表示某些沿海地区。

5.The pilot used an oblique Mercator chart to navigate through the mountainous region.

飞行员使用了斜墨卡托图来导航穿越山区。

作文

The world of cartography is rich and diverse, offering various methods to represent the Earth’s surface. One such method is the oblique Mercator chart, which serves as a unique approach to mapmaking. Unlike traditional maps that use a standard projection, the oblique Mercator chart allows for a more flexible representation of geographic areas, particularly those that are elongated or have a significant north-south extent. This makes it especially useful for mapping regions like countries, where the shape is not easily represented by conventional projections.The oblique Mercator chart derives its name from the Mercator projection, which is one of the most well-known map projections used today. The classic Mercator projection maintains straight lines, making it easier for navigation; however, it distorts size and distance, especially near the poles. The oblique Mercator chart addresses some of these distortions by orienting the projection at an angle, which is particularly advantageous for regions that stretch diagonally across the globe.One of the primary advantages of the oblique Mercator chart is its ability to preserve angular relationships and shapes along specific lines, making it ideal for certain applications such as aviation and maritime navigation. Pilots and sailors can benefit from the oblique Mercator chart because it allows them to plot courses that maintain true direction over long distances. This is crucial for navigation, where understanding the curvature of the Earth is essential for accurate travel.Additionally, the oblique Mercator chart is also beneficial in the fields of geology and environmental studies. Researchers can use this type of chart to analyze landforms and geological features that might be distorted in other projections. By providing a more accurate representation of the region's characteristics, the oblique Mercator chart aids in better decision-making regarding land use, urban planning, and resource management.Despite its advantages, the oblique Mercator chart is not without its challenges. Creating such charts requires advanced mathematical calculations and an understanding of geodesy. Moreover, while it provides a better representation for specific regions, it may not be suitable for general use across different areas. Cartographers must carefully consider the purpose of the map and the area being represented before opting for an oblique Mercator chart.In conclusion, the oblique Mercator chart represents a significant tool in the field of cartography. Its unique ability to project geographic areas at an angle offers advantages in navigation, environmental studies, and more. As we continue to explore and understand our world, the oblique Mercator chart will undoubtedly remain a valuable resource for those who seek to navigate and comprehend the complexities of Earth's geography.

制图学的世界丰富而多样，提供了各种方法来表示地球表面。其中一种方法是斜墨卡托图，它作为制图的一种独特方法。与使用标准投影的传统地图不同，斜墨卡托图允许对地理区域进行更灵活的表示，尤其是那些细长或具有显著南北延伸的区域。这使得它在绘制像国家这样的地区时特别有用，因为这些地区的形状无法通过常规投影轻易表示。斜墨卡托图的名称来源于墨卡托投影，这是当今最知名的地图投影之一。经典的墨卡托投影保持直线，使导航变得更加容易；然而，它扭曲了尺寸和距离，尤其是在极地附近。斜墨卡托图通过将投影以一定角度定向，从而解决了一些这些扭曲，这对于沿着全球对角线延伸的区域尤为有利。斜墨卡托图的主要优势之一是它能够在特定线路上保持角度关系和形状，使其非常适合航空和海洋导航等某些应用。飞行员和水手可以从斜墨卡托图中受益，因为它允许他们绘制在长距离上保持真实方向的航线。这对于导航至关重要，因为理解地球的曲率对于准确旅行至关重要。此外，斜墨卡托图在地质学和环境研究领域也很有用。研究人员可以使用这种类型的图表来分析可能在其他投影中扭曲的地貌和地质特征。通过提供该地区特征的更准确表示，斜墨卡托图有助于更好地进行土地使用、城市规划和资源管理方面的决策。尽管有其优点，斜墨卡托图并不是没有挑战。制作这样的图表需要先进的数学计算和对大地测量学的理解。此外，虽然它为特定区域提供了更好的表示，但可能不适合在不同区域的通用使用。制图师必须在选择斜墨卡托图之前仔细考虑地图的目的和所表示的区域。总之，斜墨卡托图代表了制图学领域中的一个重要工具。它以特定角度投影地理区域的独特能力在导航、环境研究等方面提供了优势。随着我们继续探索和理解我们的世界，斜墨卡托图无疑将继续成为那些寻求导航和理解地球地理复杂性的人的宝贵资源。