radio position-finder

简明释义

无线电定位仪

英英释义

例句

1.The pilot activated the radio position-finder to navigate through the dense fog.

飞行员启动了无线电定位仪以便在浓雾中导航。

2.During the search and rescue mission, the team relied on a radio position-finder to locate the missing hiker.

在搜索和救援任务中，团队依靠一个无线电定位仪来找到失踪的徒步旅行者。

3.Using a radio position-finder, the geologist mapped out the mineral deposits in the area.

地质学家使用无线电定位仪绘制了该地区的矿藏分布图。

4.The ship used a radio position-finder to determine its exact location in the vast ocean.

这艘船使用了一个无线电定位仪来确定在广阔海洋中的确切位置。

5.The fisherman checked his radio position-finder to ensure he was in the best fishing spot.

渔民检查了他的无线电定位仪以确保他在最佳钓鱼位置。

作文

In the modern world, technology plays a crucial role in various fields, especially in navigation and communication. One of the significant advancements in this area is the development of the radio position-finder, a device that utilizes radio signals to determine the geographical location of an object or person. The radio position-finder is essential for various applications, including aviation, maritime navigation, and even personal tracking systems. Understanding how this technology works can provide insights into its importance in our daily lives.The principle behind the radio position-finder is relatively straightforward. It operates by receiving radio signals from multiple transmitters, which are strategically placed at known locations. By measuring the time it takes for the signals to reach the receiver, the device can triangulate its position based on the differences in signal arrival times. This method allows for accurate positioning, often within a few meters, making it highly reliable for navigation purposes.One of the most common uses of the radio position-finder is in aviation. Pilots rely on these devices to navigate safely through various airspaces. In the past, pilots used visual cues and traditional maps, but with the advent of the radio position-finder, navigation has become much more precise. Air traffic control centers also use this technology to monitor aircraft positions, ensuring safe distances between planes and efficient routing.In maritime contexts, the radio position-finder is equally vital. Ships use it to avoid collisions and navigate through busy waterways. The technology helps sailors determine their exact location, enabling them to plot courses accurately. This is particularly important in adverse weather conditions when visibility is low. The radio position-finder enhances safety at sea, allowing vessels to communicate their positions effectively to one another and to shore-based authorities.Moreover, the radio position-finder has found applications beyond transportation. In personal safety, for instance, many smartphones are equipped with similar technology that assists users in finding their way using GPS. This is particularly useful in urban environments where navigating can be challenging. Additionally, emergency services utilize radio position-finder systems to locate individuals in distress, providing timely assistance during critical situations.Despite its numerous advantages, the radio position-finder is not without limitations. The accuracy of the system can be affected by various factors, such as atmospheric conditions, obstacles like tall buildings, and interference from other electronic devices. As technology continues to advance, researchers are working on improving the reliability and accuracy of radio position-finder systems, integrating them with satellite technologies for enhanced performance.In conclusion, the radio position-finder represents a remarkable technological advancement that has transformed navigation and communication across various sectors. Its ability to provide accurate positioning has made it indispensable in aviation, maritime travel, and personal safety. As we continue to innovate and improve upon these systems, the radio position-finder will undoubtedly play an even more significant role in enhancing our ability to navigate the world around us.

在现代世界中，技术在各个领域扮演着至关重要的角色，尤其是在导航和通信方面。其中一个重要的进展是开发了无线电定位仪，这是一种利用无线电信号确定物体或人地理位置的设备。无线电定位仪对于航空、海洋导航甚至个人跟踪系统等各种应用是必不可少的。理解这种技术的工作原理可以深入了解它在我们日常生活中的重要性。无线电定位仪的原理相对简单。它通过接收来自多个发射器的无线电信号来操作，这些发射器被战略性地放置在已知位置。通过测量信号到达接收器所需的时间，该设备可以根据信号到达时间的差异三角测量其位置。这种方法允许准确定位，通常在几米之内，使其在导航目的上高度可靠。无线电定位仪最常见的用途之一是在航空领域。飞行员依赖这些设备安全地穿越各种空域。过去，飞行员使用视觉线索和传统地图，但随着无线电定位仪的出现，导航变得更加精确。空中交通控制中心也使用这项技术监控飞机的位置，确保飞机之间保持安全距离并高效航行。在海洋环境中，无线电定位仪同样至关重要。船只使用它来避免碰撞并在繁忙的水道中导航。这项技术帮助水手确定他们的确切位置，使他们能够准确绘制航线。这在能见度低的不利天气条件下尤为重要。无线电定位仪增强了海上的安全性，使船只能够有效地相互沟通并与岸基当局联系。此外，无线电定位仪在交通运输之外也找到了应用。在个人安全方面，例如，许多智能手机配备了类似技术，帮助用户使用GPS找到自己的方向。这在城市环境中尤其有用，因为导航可能会很具挑战性。此外，紧急服务利用无线电定位仪系统定位处于困境中的个人，在关键时刻提供及时的援助。尽管有许多优点，无线电定位仪并非没有局限性。系统的准确性可能受到各种因素的影响，例如大气条件、高楼大厦等障碍物以及其他电子设备的干扰。随着技术的不断进步，研究人员正在努力提高无线电定位仪系统的可靠性和准确性，将其与卫星技术结合以增强性能。总之，无线电定位仪代表了一项显著的技术进步，改变了各个行业的导航和通信。它提供准确定位的能力使其在航空、海洋旅行和个人安全方面不可或缺。随着我们继续创新和改进这些系统，无线电定位仪无疑将在增强我们导航周围世界的能力方面发挥更重要的作用。