contour interval

简明释义

相邻两等高线的高度差

英英释义

例句

1.The contour interval on this hiking map is set to 10 meters, making it easier to navigate steep areas.

这张徒步旅行地图上的等高线间隔设置为10米，使得在陡峭区域导航更加容易。

2.In this region, the contour interval is 5 feet, which allows for a clear representation of the hills.

在这个地区，等高线间隔为5英尺，这使得丘陵的表现清晰可见。

3.A smaller contour interval can provide more information about the terrain's changes in elevation.

较小的等高线间隔可以提供有关地形高度变化的更多信息。

4.For engineering projects, a consistent contour interval helps in planning drainage and road construction.

对于工程项目，统一的等高线间隔有助于规划排水和道路建设。

5.When creating a topographic map, the choice of contour interval affects how detailed the map will be.

在制作地形图时，等高线间隔的选择会影响地图的详细程度。

作文

Understanding the concept of a contour interval is essential for anyone studying geography, cartography, or environmental science. A contour interval refers to the vertical distance or difference in elevation between successive contour lines on a map. These lines represent points of equal elevation and are crucial for visualizing the topography of a landscape. By analyzing the contour interval, one can determine the steepness of slopes, the height of hills, and the depth of valleys. In practical terms, when you look at a topographic map, the contour interval helps you understand how the terrain changes over a given distance. For example, if the contour interval is set at 10 meters, each line will indicate a rise or drop of 10 meters in elevation. This means that if you see two contour lines close together, the slope between them is steep, while lines that are spaced further apart indicate a gentler slope. Understanding this spacing is vital for hikers, engineers, and urban planners who need to navigate or develop land effectively.The selection of a proper contour interval is also significant. If the interval is too small, the map may appear cluttered and difficult to read. Conversely, if it is too large, important details about the terrain might be lost. Therefore, cartographers must carefully choose the contour interval based on the scale of the map and the complexity of the area being represented. For instance, in mountainous regions, a smaller contour interval may be necessary to capture the intricate changes in elevation, whereas flat areas might only require a larger interval to convey the overall landscape.Moreover, understanding contour intervals is not just limited to maps. It also plays a role in various fields such as agriculture, where farmers need to understand land elevation for irrigation purposes, or in environmental science, where researchers study the impact of elevation on climate and vegetation. In these contexts, the contour interval provides valuable insights into how elevation influences ecological systems.In conclusion, the concept of a contour interval is fundamental in interpreting topographic maps and understanding the physical characteristics of the Earth’s surface. By grasping how to read and utilize contour intervals, individuals can gain a deeper appreciation for the natural world, enhance their navigation skills, and make informed decisions in various professional fields. Whether you are planning a hike, designing a building, or conducting environmental research, mastering the idea of contour intervals will undoubtedly prove beneficial. Overall, the contour interval serves as a bridge between abstract numerical data and tangible geographical features, making it a crucial element in the study of our planet's topography.

理解“等高距”这一概念对于任何学习地理、制图或环境科学的人来说都是至关重要的。“等高距”是指地图上相邻等高线之间的垂直距离或高度差。这些线代表相同海拔的点，对于可视化地形的起伏至关重要。通过分析“等高距”，人们可以确定坡度的陡峭程度、山丘的高度和山谷的深度。在实际应用中，当你查看一张地形图时，“等高距”帮助你理解地形在一定距离内如何变化。例如，如果“等高距”设定为10米，则每条线将表示海拔的上升或下降10米。这意味着如果你看到两条等高线靠得很近，它们之间的坡度就很陡，而间隔较大的线则表示坡度较缓。因此，理解这种间距对徒步旅行者、工程师和城市规划者来说至关重要，他们需要有效地导航或开发土地。选择合适的“等高距”也非常重要。如果间隔太小，地图可能会显得杂乱且难以阅读。相反，如果间隔太大，地形的重要细节可能会丢失。因此，制图师必须根据地图的比例和所表示区域的复杂性仔细选择“等高距”。例如，在山区，可能需要较小的“等高距”来捕捉海拔的复杂变化，而平坦地区可能只需较大的间隔来传达整体地形。此外，理解“等高距”不仅限于地图。它还在农业等各个领域发挥作用，农民需要了解土地海拔以便进行灌溉，或者在环境科学中，研究人员研究海拔对气候和植被的影响。在这些背景下，“等高距”提供了关于海拔如何影响生态系统的宝贵见解。总之，“等高距”的概念在解读地形图和理解地球表面的物理特征方面是基础性的。通过掌握如何阅读和利用“等高距”，个人可以更深入地欣赏自然世界，提高导航技能，并在各种专业领域做出明智的决策。无论你是在规划徒步旅行、设计建筑还是进行环境研究，掌握“等高距”的概念无疑将带来益处。总体而言，“等高距”在抽象数字数据与具体地理特征之间架起了一座桥梁，使其成为研究我们星球地形的关键要素。