direction finder

简明释义

测向仪

英英释义

例句

1.The rescue team relied on a handheld direction finder to locate the lost hikers.

救援队依靠手持的方向探测器来定位失踪的徒步旅行者。

2.With the help of a direction finder, the geologist was able to pinpoint the exact location of the mineral deposit.

在方向探测器的帮助下，地质学家能够准确确定矿藏的位置。

3.A direction finder is essential for sailors navigating through foggy conditions.

在雾霭弥漫的情况下，水手们导航时必不可少的是一个方向探测器。

4.During the training exercise, the cadets learned how to operate a direction finder effectively.

在训练演习中，学员们学习了如何有效地操作方向探测器。

5.The pilot used a direction finder to locate the nearest airport during the storm.

在暴风雨中，飞行员使用了一个方向探测器来找到最近的机场。

作文

In today's world, technology plays a crucial role in navigation and communication. One of the most important tools used in these fields is the direction finder, which is an instrument designed to determine the direction of a signal source. This device has various applications, including aviation, maritime navigation, and even in personal GPS devices. Understanding how a direction finder works can significantly enhance our appreciation of modern navigation systems.The basic principle behind a direction finder involves measuring the angle of arrival of a radio signal. By using multiple antennas or advanced algorithms, the device can triangulate the position of the signal source. This capability is essential for pilots who need to navigate accurately during flights, especially when visibility is poor. For instance, when flying in foggy conditions, a pilot can rely on a direction finder to locate their destination or to avoid obstacles.In maritime contexts, the direction finder is equally vital. Ships often use this technology to communicate with coastal stations and other vessels. By determining the direction of incoming signals, sailors can ensure they are on the correct course. This is particularly important in busy shipping lanes where precision is necessary to avoid collisions. Additionally, in emergency situations, a direction finder can help rescue teams locate distressed vessels quickly, saving lives in critical moments.Moreover, the advancements in technology have led to the integration of direction finders into smartphones and personal navigation devices. This means that anyone with a smartphone can utilize this technology for everyday navigation. For example, when driving in an unfamiliar area, a user can rely on the direction finder feature within their GPS application to receive real-time directions. This convenience has transformed how we approach travel and exploration, making it easier than ever to reach our destinations.However, it is important to note that while direction finders are incredibly useful, they are not infallible. Various factors, such as signal interference and environmental conditions, can affect their accuracy. Therefore, users must remain aware of the limitations of this technology. In aviation and maritime operations, professionals are trained to use direction finders in conjunction with other navigational aids to ensure safe and effective navigation.In conclusion, the direction finder is a remarkable technological advancement that enhances our ability to navigate and communicate effectively. Its applications span across various fields, from aviation to maritime navigation and personal devices. As technology continues to evolve, we can expect even more sophisticated direction finders that will further improve our navigational capabilities. Understanding this tool's function and significance allows us to appreciate the complexities of modern navigation and the importance of accurate direction finding in our daily lives.

在当今世界，技术在导航和通信中发挥着至关重要的作用。最重要的工具之一是方向探测器，这是一种旨在确定信号源方向的仪器。该设备有多种应用，包括航空、海上导航，甚至个人GPS设备。理解方向探测器的工作原理可以显著增强我们对现代导航系统的欣赏。方向探测器的基本原理涉及测量无线信号的到达角度。通过使用多个天线或先进算法，设备可以三角测量信号源的位置。这种能力对于需要在飞行中准确导航的飞行员至关重要，特别是在能见度较差的情况下。例如，当在雾霭弥漫的天气中飞行时，飞行员可以依靠方向探测器来定位目的地或避免障碍物。在海事环境中，方向探测器同样至关重要。船只通常使用此技术与沿海站和其他船只进行通信。通过确定进入信号的方向，水手可以确保他们在正确的航线上。这在繁忙的航运通道中尤为重要，因为精确性对于避免碰撞是必要的。此外，在紧急情况下，方向探测器可以帮助救援团队迅速定位遇险船只，在关键时刻拯救生命。此外，技术的进步使得方向探测器集成到智能手机和个人导航设备中。这意味着任何拥有智能手机的人都可以利用这项技术进行日常导航。例如，当在不熟悉的区域驾驶时，用户可以依赖其GPS应用程序中的方向探测器功能来接收实时方向。这种便利改变了我们处理旅行和探索的方式，使我们更容易到达目的地。然而，需要注意的是，虽然方向探测器非常有用，但它们并不是万无一失的。各种因素，如信号干扰和环境条件，可能会影响其准确性。因此，用户必须意识到这项技术的局限性。在航空和海事操作中，专业人员经过培训，能够将方向探测器与其他导航辅助工具结合使用，以确保安全有效的导航。总之，方向探测器是一项显著的技术进步，它增强了我们有效导航和通信的能力。它的应用跨越多个领域，从航空到海上导航以及个人设备。随着技术的不断发展，我们可以期待更复杂的方向探测器，进一步改善我们的导航能力。理解这个工具的功能和重要性使我们能够欣赏现代导航的复杂性以及准确方向探测在我们日常生活中的重要性。