fix by radio cross-bearing

简明释义

无线电测向仪交叉定位

英英释义

例句

1.Using two radio signals, the team was able to fix by radio cross-bearing and navigate through the fog.

利用两个无线电信号，团队能够通过无线电交叉定位在雾中导航。

2.To ensure safety, the pilot had to fix by radio cross-bearing before landing.

为了确保安全，飞行员必须在着陆前通过无线电交叉定位进行定位。

3.The maritime rescue operation relied on fix by radio cross-bearing to locate the distressed vessel.

海上救援行动依赖于无线电交叉定位来定位遇险船只。

4.He explained that they could fix by radio cross-bearing to improve their navigation accuracy.

他解释说，他们可以通过无线电交叉定位来提高导航精度。

5.The captain decided to fix by radio cross-bearing to determine their exact position at sea.

船长决定通过无线电交叉定位来确定他们在海上的确切位置。

作文

In the realm of navigation and maritime operations, precision is paramount. One of the fundamental techniques used by navigators to determine their exact position on the Earth's surface is through the process known as fix by radio cross-bearing. This method involves using radio signals from multiple sources to triangulate a vessel's location accurately. By understanding this technique, we can appreciate its significance in ensuring safety and efficiency at sea.The concept of fix by radio cross-bearing revolves around the use of radio waves emitted from specific ground stations or buoys that are strategically placed along coastlines or in open waters. When a ship receives these signals, it calculates the bearing, or angle, from its current position to the source of the signal. By obtaining bearings from at least two different radio sources, the navigator can establish a cross-bearing, which helps pinpoint the vessel's location on a chart.For instance, imagine a scenario where a ship is navigating through foggy conditions, making visibility extremely poor. The captain can rely on fix by radio cross-bearing to ensure that they remain on course. By tuning into two different radio beacons, the crew can quickly determine their position relative to these fixed points. This is particularly vital in preventing collisions with other vessels or running aground on unseen hazards.The accuracy of fix by radio cross-bearing is influenced by several factors, including the quality of the radio equipment, the distance from the radio sources, and environmental conditions such as atmospheric interference. Modern advancements in technology have greatly improved the reliability of this method. With digital systems and sophisticated algorithms, navigators can now achieve a level of precision that was previously unattainable.Moreover, fix by radio cross-bearing is not solely limited to maritime navigation; it has applications in aviation and land-based navigation as well. Pilots utilize similar techniques to maintain situational awareness during flights, especially when flying in areas with limited visibility. Ground vehicles, too, can benefit from this method, particularly in remote or rugged terrains where GPS signals may be weak or unreliable.In conclusion, the technique of fix by radio cross-bearing is an essential tool in the navigator's arsenal. It exemplifies the intersection of traditional navigation methods with modern technology, ensuring that seafarers can traverse the world's oceans safely and efficiently. As we continue to explore the seas and skies, understanding and mastering this technique will remain crucial for all those involved in navigation. Whether at sea or in the air, the ability to accurately determine one's position is fundamental to successful travel and exploration.

在导航和海洋操作领域，精确性至关重要。导航员用来确定自己在地球表面确切位置的基本技术之一是通过一种称为通过无线电交叉测向修正位置的过程。这种方法涉及使用来自多个来源的无线电信号，以准确三角测量船只的位置。通过理解这一技术，我们可以欣赏到它在确保海上安全和效率方面的重要性。通过无线电交叉测向修正位置的概念围绕着从特定地面站或浮标发出的无线电波，这些站点或浮标战略性地设置在海岸线或开阔水域中。当一艘船接收这些信号时，它会计算出当前位置到信号源的方位角。通过从至少两个不同的无线电源获取方位，导航员可以建立一个交叉测向，从而帮助准确定位船只在图表上的位置。例如，想象一个场景，一艘船在雾霭弥漫的条件下航行，能见度极差。船长可以依靠通过无线电交叉测向修正位置来确保他们保持在航线上。通过调谐到两个不同的无线电信标，船员可以迅速确定他们相对于这些固定点的位置。这在防止与其他船只发生碰撞或在看不见的障碍物上触礁方面尤为重要。通过无线电交叉测向修正位置的准确性受到多个因素的影响，包括无线电设备的质量、与无线电源的距离以及环境条件，如大气干扰。现代技术的进步大大改善了这种方法的可靠性。借助数字系统和复杂的算法，导航员现在能够实现以前无法达到的精确度。此外，通过无线电交叉测向修正位置不仅限于海洋导航；它在航空和陆地导航中也有应用。飞行员利用类似的技术在飞行过程中保持情境意识，特别是在能见度有限的地区飞行时。地面车辆也可以从这种方法中受益，特别是在GPS信号可能较弱或不可靠的偏远或崎岖地形中。总之，通过无线电交叉测向修正位置的技术是导航员工具箱中的一个重要工具。它体现了传统导航方法与现代技术的交汇，确保海员能够安全高效地穿越世界的海洋。随着我们继续探索海洋和天空，理解和掌握这一技术将对所有参与导航的人至关重要。无论是在海上还是在空中，准确确定自己位置的能力是成功旅行和探索的基础。