directional beam beacons

简明释义

定向航标

英英释义

例句

1.The lighthouse emitted directional beam beacons to warn ships of nearby rocks.

灯塔发出定向波束信标以警告船只附近的岩石。

2.Air traffic controllers use directional beam beacons to guide incoming flights safely to the runway.

空中交通管制员使用定向波束信标来安全引导进场航班降落到跑道上。

3.In search and rescue operations, directional beam beacons help locate missing boats.

在搜救行动中，定向波束信标帮助定位失踪的船只。

4.The ship relied on directional beam beacons to navigate through the foggy waters.

这艘船依靠定向波束信标在雾蒙蒙的水域中航行。

5.During the night, the directional beam beacons provide crucial information to pilots about their location.

在夜间，定向波束信标为飞行员提供有关其位置的重要信息。

作文

In the modern world, navigation has become an essential part of our daily lives. Whether we are driving to a new location, flying across the country, or even sailing on the open sea, accurate navigation is crucial for safety and efficiency. One of the key technologies that enhance our navigational capabilities is the use of directional beam beacons (定向信标). These specialized devices emit signals in a specific direction, allowing users to determine their position relative to the beacon's location. This essay explores the significance of directional beam beacons in various fields such as aviation, maritime navigation, and land-based transportation.In aviation, the role of directional beam beacons is paramount. Airports utilize these beacons to guide aircraft during takeoff and landing. The beacons emit radio signals that pilots can receive using onboard instruments. By triangulating the signal from multiple beacons, pilots can ascertain their exact position and approach the runway safely. This technology significantly reduces the risk of accidents during critical phases of flight, especially in adverse weather conditions where visibility is limited.Similarly, in maritime navigation, directional beam beacons play a vital role in ensuring the safety of vessels at sea. These beacons are strategically placed along coastlines and in busy shipping lanes to provide navigational aids to ships. Mariners rely on the signals emitted by these beacons to avoid hazards, navigate through narrow passages, and find safe routes to their destinations. The use of directional beam beacons has greatly improved maritime safety, reducing the number of accidents and groundings that occur due to navigational errors.Moreover, land-based transportation systems also benefit from directional beam beacons. In urban areas, traffic management relies on these beacons to communicate with vehicles equipped with advanced navigation systems. For instance, some smart traffic lights use directional beam beacons to send information about traffic flow and signal changes to approaching vehicles. This real-time data helps drivers make informed decisions, reducing congestion and improving overall traffic efficiency.The technology behind directional beam beacons is continually evolving. With advancements in satellite technology and wireless communication, the accuracy and reliability of these beacons have increased dramatically. Modern beacons can now transmit signals over longer distances and with greater precision, further enhancing their effectiveness in navigation. Additionally, the integration of directional beam beacons with GPS technology has created a more robust navigational system, allowing users to combine various data sources for improved situational awareness.In conclusion, directional beam beacons (定向信标) are indispensable tools in the realm of navigation. Their applications in aviation, maritime, and land-based transportation highlight their importance in ensuring safety and efficiency. As technology continues to advance, we can expect directional beam beacons to play an even more significant role in shaping the future of navigation, making our journeys safer and more reliable than ever before.

在现代社会，导航已成为我们日常生活中不可或缺的一部分。无论我们是开车前往新地点、飞越全国，还是在公海上航行，准确的导航对安全和效率至关重要。增强我们导航能力的关键技术之一就是使用定向信标。这些专用设备以特定方向发射信号，使用户能够确定自己相对于信标位置的方位。这篇文章探讨了定向信标在航空、海洋导航和陆地交通等各个领域的重要性。在航空领域，定向信标的作用至关重要。机场利用这些信标来引导飞机起飞和降落。信标发射的无线电信号可以被机载仪器接收。通过从多个信标三角测量信号，飞行员可以确定自己的确切位置，安全地接近跑道。这项技术显著降低了关键飞行阶段发生事故的风险，尤其是在能见度有限的不良天气条件下。同样，在海洋导航中，定向信标在确保海上船只安全方面发挥着重要作用。这些信标战略性地放置在海岸线和繁忙的航运通道上，为船只提供导航辅助。海员依赖这些信标发出的信号来避免危险、穿越狭窄通道以及找到安全的航线。使用定向信标大大提高了海洋安全，减少了因导航错误而导致的事故和搁浅事件。此外，陆地交通系统也受益于定向信标。在城市地区，交通管理依赖这些信标与配备先进导航系统的车辆进行通信。例如，一些智能交通信号灯使用定向信标向接近的车辆发送有关交通流量和信号变化的信息。这些实时数据帮助驾驶员做出明智的决策，减少拥堵，提高整体交通效率。定向信标背后的技术正在不断发展。随着卫星技术和无线通信的进步，这些信标的准确性和可靠性显著提高。现代信标现在可以在更长的距离和更高的精度下传输信号，进一步增强其在导航中的有效性。此外，将定向信标与GPS技术结合，创造了一个更强大的导航系统，使用户能够结合各种数据源以提高情境意识。总之，定向信标（定向信标）是导航领域不可或缺的工具。它们在航空、海洋和陆地交通中的应用凸显了它们在确保安全和效率方面的重要性。随着技术的不断进步，我们可以期待定向信标在塑造未来导航中的作用变得更为重要，使我们的旅程比以往任何时候都更加安全和可靠。