estimated longitude

简明释义

估计经度

英英释义

例句

1.Using GPS technology, we calculated the estimated longitude 预计经度 of our hiking location.

利用GPS技术，我们计算了我们徒步旅行地点的预计经度。

2.To improve accuracy, the team adjusted the estimated longitude 预计经度 based on new satellite data.

为了提高准确性，团队根据新的卫星数据调整了预计经度。

3.The pilot communicated the estimated longitude 预计经度 to air traffic control during the flight.

飞行员在飞行过程中向空中交通管制员通报了预计经度。

4.The ship's navigator recorded the estimated longitude 预计经度 to ensure they were on course.

船只的导航员记录了预计经度以确保他们在正确的航线上。

5.The estimated longitude 预计经度 of the archaeological site was crucial for mapping the area.

考古遗址的预计经度对于绘制该地区的地图至关重要。

作文

The concept of estimated longitude is crucial in the field of navigation and geography. Longitude refers to the geographic coordinate that specifies the east-west position of a point on the Earth's surface. Unlike latitude, which measures how far north or south a location is from the equator, longitude indicates how far a location is from the Prime Meridian, which is defined as 0 degrees longitude. The estimated longitude is particularly important when precise measurements are not available, such as during early explorations or in remote areas where GPS signals may be weak or nonexistent.Understanding estimated longitude can be illustrated through the historical context of maritime navigation. In the past, sailors relied on celestial navigation, using the stars and the sun to determine their position at sea. When they could not accurately measure their longitude, they would use estimated calculations based on their speed and the time traveled. This method involved estimating how far they had sailed east or west from a known point, often leading to significant errors. Thus, the term estimated longitude reflects the uncertainty and approximation inherent in early navigational techniques.In modern times, the use of technology has greatly improved our ability to determine longitude with precision. Global Positioning Systems (GPS) provide real-time data on a person's exact location, including both latitude and longitude. However, there are still instances where an estimated longitude might be necessary. For example, in situations where GPS devices malfunction or are unavailable, individuals may need to revert to traditional methods of estimation based on maps and compasses.Moreover, the concept of estimated longitude extends beyond navigation. In fields such as cartography, scientists and researchers often work with geographical data that includes estimated coordinates. These estimates can help in creating maps and models, especially in regions that are difficult to survey. By understanding the estimated longitude, researchers can make informed decisions about resource management, urban planning, and environmental conservation.Additionally, the importance of estimated longitude can be seen in the context of climate studies and environmental monitoring. Scientists utilize estimated coordinates to track changes in ecosystems and weather patterns over time. For instance, if researchers are studying the migration patterns of animals, they may record the estimated longitude of sightings to analyze trends and make predictions about future movements.In conclusion, the term estimated longitude encompasses a wide range of applications and implications in various fields. From its historical roots in navigation to its modern-day relevance in scientific research, understanding this concept is essential for anyone involved in geography, environmental studies, or navigation. It highlights the blend of precision and estimation necessary in our quest to understand and navigate the world around us. As technology continues to advance, the ability to estimate longitude will likely evolve, but its fundamental importance in guiding our understanding of the Earth's geography will remain unchanged.

“估算经度”这一概念在导航和地理学领域至关重要。经度是指指定地球表面某一点东西位置的地理坐标。与衡量一个地点距离赤道的南北位置的纬度不同，经度指示一个地点距离被定义为0度经度的本初子午线的远近。“估算经度”在精确测量不可用时尤其重要，例如在早期探索或在GPS信号可能较弱或不存在的偏远地区。理解“估算经度”可以通过海上导航的历史背景进行说明。在过去，水手依靠天文导航，利用星星和太阳来确定他们在海上的位置。当他们无法准确测量经度时，会根据航行速度和经过的时间进行估算计算。这种方法涉及估算他们从已知点向东或向西航行了多远，往往导致重大误差。因此，“估算经度”这一术语反映了早期导航技术中固有的不确定性和近似性。在现代，技术的使用大大提高了我们确定经度的精确度。全球定位系统（GPS）提供实时数据，显示个人的确切位置，包括纬度和经度。然而，仍然存在一些情况下可能需要“估算经度”。例如，在GPS设备故障或不可用的情况下，个人可能需要依赖传统的基于地图和指南针的估算方法。此外，“估算经度”的概念超越了导航。在制图等领域，科学家和研究人员经常处理包含估算坐标的地理数据。这些估算有助于创建地图和模型，特别是在难以勘测的地区。通过理解“估算经度”，研究人员可以就资源管理、城市规划和环境保护做出明智的决策。此外，“估算经度”的重要性还体现在气候研究和环境监测的背景下。科学家利用估算坐标跟踪生态系统和天气模式随时间的变化。例如，如果研究人员正在研究动物的迁徙模式，他们可能会记录观察到的“估算经度”以分析趋势并对未来的移动做出预测。总之，“估算经度”这一术语涵盖了各个领域广泛的应用和影响。从其在导航中的历史根源到其在科学研究中的现代相关性，理解这一概念对于任何参与地理、环境研究或导航的人来说都是必不可少的。它突显了我们在理解和导航周围世界的过程中所需的精确性与估算的结合。随着科技的不断进步，估算经度的能力可能会不断演变，但其在指导我们理解地球地理方面的基本重要性将保持不变。