Loran table

简明释义

罗兰导航表

英英释义

例句

1.He relied on the Loran table during the storm to ensure safe passage.

在风暴中，他依赖于Loran表以确保安全通行。

2.The Loran table provided him with the necessary coordinates to reach the island.

这个Loran表给了他到达岛屿所需的坐标。

3.Before setting sail, the captain updated the Loran table with the latest data.

在起航之前，船长用最新数据更新了Loran表。

4.The sailor consulted the Loran table to determine his position at sea.

水手查阅了Loran表以确定他在海上的位置。

5.Using a Loran table is essential for accurate navigation in coastal waters.

在沿海水域中，使用Loran表对准确导航至关重要。

作文

In the field of navigation, the term Loran table refers to a set of data that is essential for determining a vessel's position using Loran (Long Range Navigation) systems. These tables provide crucial information that helps navigators calculate their exact location by triangulating signals from multiple Loran stations. The importance of the Loran table cannot be overstated, as it plays a vital role in maritime safety and efficiency. Historically, Loran systems were developed during World War II to aid in military navigation. Over the years, they have evolved and become integral to civilian navigation as well. The Loran table consists of time difference measurements between the signals received from different Loran transmitters. By analyzing these time differences, navigators can pinpoint their location with remarkable accuracy. The process of using a Loran table involves several steps. First, a navigator must receive signals from at least two Loran stations. Each station transmits a unique signal, which is then captured by the vessel's receiver. The receiver measures the time it takes for each signal to arrive. This time difference is crucial because it allows the navigator to calculate their distance from each station. Once the distances are determined, the navigator can reference the Loran table to find their precise coordinates. One of the key advantages of using a Loran table is its ability to provide accurate positioning even in areas where GPS signals may be weak or unreliable. For example, in coastal regions or areas with dense foliage, GPS devices may struggle to maintain a strong signal. In such cases, the Loran system, along with its accompanying Loran table, offers a reliable alternative. However, it is essential to note that while Loran systems and Loran tables have been widely used, advancements in technology have led to the development of more sophisticated navigation systems. GPS has largely supplanted Loran in many applications due to its global reach and higher accuracy. Nonetheless, understanding the principles behind the Loran table remains important for navigators, particularly those operating in remote areas or on older vessels equipped with Loran systems. In conclusion, the Loran table is an invaluable tool for navigators relying on Loran systems for positioning. Its role in maritime navigation underscores the importance of understanding various navigation methods and technologies. As we continue to advance in the field of navigation, having a comprehensive knowledge of traditional systems like Loran and their associated tools, such as the Loran table, will enhance our overall navigational skills and safety at sea. Understanding the Loran table not only enriches our knowledge of navigation history but also prepares us for potential future scenarios where traditional methods may once again play a critical role in ensuring safe passage across our oceans.

在导航领域，术语Loran table指的是一组数据，这对于使用Loran（远程导航）系统确定船只位置至关重要。这些表格提供了关键的信息，帮助导航员通过三角测量来自多个Loran站的信号来计算他们的确切位置。Loran table的重要性不容小觑，因为它在海洋安全和效率中起着至关重要的作用。历史上，Loran系统是在第二次世界大战期间开发的，以帮助军事导航。多年来，它们已经发展并成为民用导航的重要组成部分。Loran table由不同Loran发射器接收到的时间差测量组成。通过分析这些时间差，导航员可以以惊人的准确度确定他们的位置。使用Loran table的过程涉及几个步骤。首先，导航员必须接收至少两个Loran站的信号。每个站点都传输一个独特的信号，然后被船只的接收器捕获。接收器测量每个信号到达的时间。这一时间差是至关重要的，因为它使导航员能够计算他们与每个站点的距离。一旦确定了距离，导航员就可以参考Loran table找到他们的精确坐标。使用Loran table的主要优势之一是它能够在GPS信号可能较弱或不可靠的地区提供准确的定位。例如，在沿海地区或植被茂密的地区，GPS设备可能难以保持强信号。在这种情况下，Loran系统及其附带的Loran table提供了一个可靠的替代方案。然而，必须注意的是，尽管Loran系统和Loran tables已被广泛使用，但技术的进步导致了更复杂的导航系统的发展。由于其全球覆盖范围和更高的准确性，GPS在许多应用中已经在很大程度上取代了Loran。尽管如此，理解Loran table背后的原理对导航员仍然很重要，特别是那些在偏远地区或配备Loran系统的旧船上操作的人。总之，Loran table是依赖Loran系统进行定位的导航员的宝贵工具。它在海洋导航中的作用强调了理解各种导航方法和技术的重要性。随着我们在导航领域的不断进步，全面了解传统系统如Loran及其相关工具（例如Loran table）将提高我们整体的导航技能和海上安全。理解Loran table不仅丰富了我们对导航历史的知识，而且为我们准备了潜在的未来场景，在这些场景中，传统方法可能再次在确保安全航行方面发挥关键作用。