estimated longitude

简明释义

推算经度

英英释义

例句

1.The pilot adjusted the flight path based on the estimated longitude 预计经度 provided by air traffic control.

飞行员根据空中交通管制提供的estimated longitude 预计经度调整了飞行路线。

2.Using GPS technology, we can determine the estimated longitude 预计经度 of any location with high accuracy.

使用GPS技术，我们可以高精度地确定任何位置的estimated longitude 预计经度。

3.The explorers recorded the estimated longitude 预计经度 of the newly discovered island for future reference.

探险者记录了新发现岛屿的estimated longitude 预计经度以备将来参考。

4.In our navigation system, the estimated longitude 预计经度 is crucial for accurate positioning.

在我们的导航系统中，estimated longitude 预计经度对于准确定位至关重要。

5.The ship's captain reported the estimated longitude 预计经度 of their current position to the coast guard.

船长向海岸警卫队报告了他们当前位置的estimated longitude 预计经度。

作文

In the realm of navigation and geography, understanding the concept of estimated longitude is crucial for determining one’s precise location on Earth. Longitude, which measures the distance east or west of the Prime Meridian, plays a vital role in global positioning systems (GPS) and map reading. The term estimated longitude refers to the approximate value of a location's longitude that is derived from various methods of calculation, often based on available data and observations. This estimation is particularly important in situations where exact measurements are difficult to obtain due to factors such as technological limitations or environmental conditions.Historically, sailors relied on celestial navigation to determine their position at sea. They would observe the stars and other celestial bodies to estimate their estimated longitude. By measuring the angle between the horizon and a star, navigators could calculate their position relative to the Prime Meridian. However, this method was not always accurate, and many ships faced perilous situations due to miscalculations. As a result, the development of more precise instruments, like the marine chronometer, greatly improved the accuracy of estimated longitude calculations by allowing sailors to keep accurate time at sea.In modern times, the advent of satellite technology has revolutionized how we determine our location on Earth. Global Positioning Systems (GPS) rely on a network of satellites that transmit signals to receivers on the ground. These receivers can quickly compute their estimated longitude by triangulating their position based on the signals received from multiple satellites. This technology has made navigation more accessible and reliable, enabling individuals to find their way with remarkable precision.However, even with advanced technology, there are still instances where estimated longitude can be subject to errors. Factors such as atmospheric conditions, signal interference, and the geometry of satellite positions can affect the accuracy of GPS readings. Therefore, it is essential for users to understand that the estimated longitude they receive may not always be perfectly accurate, especially in challenging environments like urban canyons or dense forests.In addition to navigation, the concept of estimated longitude is also significant in various fields such as meteorology and environmental science. For instance, meteorologists use estimated longitude to track weather patterns and predict storms. By analyzing data from different locations, they can create models that help forecast weather conditions in specific areas. Similarly, environmental scientists may use estimated longitude to study ecological changes and assess the impact of human activities on different regions.In conclusion, the term estimated longitude encompasses a fundamental aspect of navigation and geographic understanding. Whether through historical methods of celestial navigation or modern GPS technology, estimating longitude remains an essential skill for travelers, scientists, and anyone interested in exploring the world around them. As technology continues to evolve, the accuracy and reliability of estimated longitude will only improve, further enhancing our ability to navigate and understand our planet. Thus, it is imperative to appreciate the significance of estimated longitude in both historical and contemporary contexts, as it shapes our interaction with the world and influences various scientific disciplines.

在导航和地理的领域中，理解“estimated longitude”这一概念对于确定一个人在地球上的精确位置至关重要。经度测量的是距离本初子午线的东西方向， 在全球定位系统（GPS）和地图阅读中发挥着重要作用。“estimated longitude”一词指的是从各种计算方法中得出的某个地点经度的近似值，通常基于可用的数据和观察。这种估算在由于技术限制或环境条件等因素而难以获得精确测量的情况下尤为重要。历史上，水手依靠天文导航来确定他们在海上的位置。他们会观察星星和其他天体来估算他们的“estimated longitude”。通过测量地平线与星星之间的角度，导航员可以计算出他们相对于本初子午线的位置。然而，这种方法并不总是准确，许多船只因计算错误而面临危险的局面。因此，像海洋计时器这样的更精确仪器的发展大大提高了“estimated longitude”计算的准确性，使水手能够在海上保持准确的时间。在现代，卫星技术的出现彻底改变了我们确定地球上位置的方式。全球定位系统（GPS）依赖于一个网络，通过信号传输给地面接收器。这些接收器可以通过基于多个卫星接收到的信号进行三角测量，快速计算出它们的“estimated longitude”。这种技术使导航变得更加方便和可靠，使个人能够以惊人的精确度找到方向。然而，即使有先进的技术，“estimated longitude”仍然可能受到误差的影响。大气条件、信号干扰和卫星位置的几何形状等因素都可能影响GPS读数的准确性。因此，用户必须理解，他们所接收到的“estimated longitude”可能并不总是完全准确，尤其是在城市峡谷或密林等具有挑战性的环境中。除了导航之外，“estimated longitude”的概念在气象学和环境科学等多个领域也具有重要意义。例如，气象学家使用“estimated longitude”来跟踪天气模式和预测风暴。通过分析不同地点的数据，他们可以创建模型，帮助预测特定地区的天气情况。同样，环境科学家可能使用“estimated longitude”来研究生态变化并评估人类活动对不同地区的影响。总之，“estimated longitude”这一术语涵盖了导航和地理理解的基本方面。无论是通过历史的天文导航方法还是现代GPS技术，估算经度仍然是旅行者、科学家和任何对探索周围世界感兴趣的人必备的技能。随着技术的不断发展，“estimated longitude”的准确性和可靠性只会提高，进一步增强我们导航和理解我们星球的能力。因此，必须欣赏“estimated longitude”在历史和当代背景中的重要性，因为它塑造了我们与世界的互动，并影响着各个科学学科。