above mean sea level

简明释义

平均海平面之上

英英释义

例句

1.Mount Everest is the highest mountain in the world, standing at 29,032 feet above mean sea level.

珠穆朗玛峰是世界上最高的山，海拔29,032英尺高于平均海平面。

2.The geological survey reported that this region is 300 feet above mean sea level.

地质调查报告显示该地区海拔为300英尺高于平均海平面。

3.The airport is situated at 1,200 meters above mean sea level, which can affect flight performance.

该机场位于海拔1200米高于平均海平面，这会影响飞行性能。

4.Hiking trails in the national park often reach areas that are 2,000 feet above mean sea level.

国家公园的徒步小径通常达到海拔2000英尺的区域高于平均海平面。

5.The city of Denver is located at an elevation of over 5,000 feet above mean sea level.

丹佛市的海拔超过5000英尺高于平均海平面。

作文

Understanding the concept of elevation is crucial in various fields such as geography, aviation, and environmental science. One important term that frequently arises in these discussions is 'above mean sea level'. This phrase refers to the height of a location relative to the average level of the sea, which is considered a standard reference point for measuring elevation. For instance, when we say that a mountain peak is 2,000 meters above mean sea level, it means that the height of the mountain is measured from the average sea level, not from the ground or any other reference point.The significance of measuring elevation above mean sea level lies in its application across various disciplines. In geography, this measurement helps us understand the topography of the Earth. It allows geographers to create accurate maps and models that depict the physical features of the landscape. For example, the Himalayas, which contain some of the highest peaks in the world, are often referenced in terms of their elevation above mean sea level. Mount Everest, the tallest mountain on Earth, stands at an impressive 8,848 meters above mean sea level. This information is vital for climbers, researchers, and environmentalists who study the effects of altitude on climate and ecosystems.In aviation, knowing the altitude of an aircraft is essential for safe navigation. Pilots use the term 'flight level' to describe the altitude of an aircraft in relation to mean sea level. For instance, when a pilot reports flying at 30,000 feet above mean sea level, it indicates the aircraft's height above the average sea surface. This information is crucial for air traffic control and helps prevent collisions between aircraft. Additionally, understanding elevation above mean sea level is critical for determining weather patterns, as altitude can significantly influence temperature, pressure, and precipitation.Environmental scientists also rely on elevation measurements above mean sea level to study ecosystems and biodiversity. Different species thrive at varying altitudes, and understanding these dynamics can help in conservation efforts. For example, certain plants and animals are adapted to live at high elevations, where conditions are harsher. By studying areas that are significantly elevated above mean sea level, scientists can gain insights into how climate change might affect these unique ecosystems.Moreover, urban planning and construction projects must consider elevation above mean sea level to ensure safety and compliance with regulations. Buildings constructed in flood-prone areas need to be elevated above the projected flood levels, which are often measured in relation to mean sea level. This understanding is critical for minimizing risks associated with natural disasters such as hurricanes and floods.In conclusion, the term above mean sea level serves as a fundamental reference point in various fields, providing essential information about elevation and its implications. Whether in geography, aviation, environmental science, or urban planning, understanding this concept is vital for accurate measurements and informed decision-making. As we continue to explore and interact with our environment, the importance of knowing how high or low a location is above mean sea level cannot be overstated. This knowledge not only enhances our understanding of the Earth's features but also informs our actions in preserving and protecting our planet for future generations.

理解海拔的概念在地理、航空和环境科学等多个领域中至关重要。一个常常出现的重要术语是“高于平均海平面”。这个短语指的是一个地点相对于海洋的平均水平的高度，海洋的平均水平被视为测量海拔的标准参考点。例如，当我们说一座山峰高于海平面2000米时，这意味着山的高度是从平均海平面测量的，而不是从地面或其他参考点。测量海拔的意义在于它在各个学科中的应用。在地理学中，这一测量帮助我们理解地球的地形。这使得地理学家能够创建准确的地图和模型，描绘出地形的物理特征。例如，喜马拉雅山脉包含一些世界上最高的山峰，通常以其海拔来引用。“珠穆朗玛峰”是地球上最高的山，海拔高达8848米高于平均海平面。这一信息对登山者、研究人员和环境保护者来说至关重要，他们研究海拔对气候和生态系统的影响。在航空领域，知道飞机的高度对于安全导航至关重要。飞行员使用“飞行高度”一词来描述飞机相对于平均海平面的高度。例如，当飞行员报告飞行在30000英尺高于平均海平面时，这表示飞机的高度是在海洋表面之上的。这一信息对于空中交通控制至关重要，有助于防止飞机之间的碰撞。此外，了解海拔高于平均海平面的情况对于确定天气模式也至关重要，因为海拔可以显著影响温度、气压和降水。环境科学家也依赖于高于平均海平面的海拔测量来研究生态系统和生物多样性。不同的物种在不同的海拔高度生存，了解这些动态有助于保护工作。例如，某些植物和动物适应在高海拔地区生活，那里的条件更为严酷。通过研究那些显著高于平均海平面的区域，科学家可以深入了解气候变化可能如何影响这些独特的生态系统。此外，城市规划和建筑项目必须考虑高于平均海平面的海拔，以确保安全并遵守法规。在易受洪水影响的地区建造的建筑需要高于预计的洪水水位，而这些水位通常是相对于平均海平面进行测量的。这一理解对于减少与自然灾害（如飓风和洪水）相关的风险至关重要。总之，“高于平均海平面”这一术语在多个领域中作为基本的参考点，提供了有关海拔及其影响的重要信息。无论是在地理、航空、环境科学还是城市规划中，理解这一概念对于准确测量和明智决策至关重要。随着我们继续探索和与环境互动，了解一个地点相对于平均海平面的高度或低度的重要性不容小觑。这一知识不仅增强了我们对地球特征的理解，还为我们在保护和维护我们星球的行动提供了信息，以造福未来世代。