radio directing and ranging

简明释义

雷达

英英释义

例句

1.Pilots rely on radio directing and ranging systems for safe landings.

飞行员依赖无线电定向和测距系统进行安全着陆。

2.In maritime operations, radio directing and ranging is crucial for locating vessels.

在海事操作中，无线电定向和测距对于定位船只至关重要。

3.The military employs radio directing and ranging technology for target acquisition.

军方利用无线电定向和测距技术进行目标获取。

4.During the search and rescue mission, teams utilized radio directing and ranging to pinpoint the lost hikers.

在搜救任务中，团队利用无线电定向和测距来精确定位失踪的徒步旅行者。

5.The new navigation system uses radio directing and ranging to enhance its accuracy.

新的导航系统使用无线电定向和测距来提高其准确性。

作文

In the modern world, technology has revolutionized communication and navigation. One of the most fascinating advancements in this field is the concept of radio directing and ranging, which refers to the use of radio waves to determine the position and direction of objects. This technique has applications in various domains, including aviation, maritime navigation, and even space exploration. Understanding how radio directing and ranging works can provide insights into its significance in our daily lives.To begin with, radio directing and ranging operates on the principle of sending out radio signals and measuring the time it takes for these signals to return after bouncing off an object. This process involves two key components: the transmitter and the receiver. The transmitter emits a radio signal, which travels through the air until it hits an object, such as an aircraft or a ship. Upon striking the object, the signal reflects back toward the source, where the receiver picks it up. By calculating the time delay between sending the signal and receiving the echo, one can determine the distance to the object.Moreover, radio directing and ranging can also be utilized for directional purposes. By using multiple transmitters placed at different locations, it is possible to triangulate the position of an object more accurately. This method is particularly useful in air traffic control, where precise positioning is crucial for ensuring the safety of flights. Controllers rely on radio directing and ranging to monitor aircraft movements and manage airspace effectively.The implications of radio directing and ranging extend beyond aviation. In maritime navigation, ships utilize this technology to avoid collisions and navigate through busy ports. For instance, harbor authorities employ radio directing and ranging systems to track vessels entering and leaving the harbor, allowing for smoother traffic management. Additionally, in the realm of space exploration, satellites use similar techniques to communicate with ground stations and relay data about their positions and movements.In recent years, advancements in technology have further enhanced the capabilities of radio directing and ranging. The integration of GPS and other satellite-based systems has allowed for even greater accuracy and reliability. Today, many smartphones and vehicles are equipped with GPS technology that relies on principles similar to radio directing and ranging. This has made navigation more accessible to the general public, enabling us to find our way with just a few taps on our devices.In conclusion, radio directing and ranging is a remarkable technology that plays a vital role in various fields, from aviation to maritime navigation and space exploration. By harnessing the power of radio waves, we can determine the position and direction of objects with impressive accuracy. As technology continues to evolve, the applications of radio directing and ranging are likely to expand, making it an essential component of our increasingly connected world. Understanding this technology not only enhances our appreciation for modern advancements but also underscores its importance in ensuring safety and efficiency in transportation and communication systems.

在现代世界中，科技已经彻底改变了沟通和导航的方式。其中一个最迷人的进步就是无线电定向与测距的概念，它指的是利用无线电波来确定物体的位置和方向。这项技术在多个领域都有应用，包括航空、海洋导航，甚至是太空探索。理解无线电定向与测距的工作原理可以让我们更深入地了解它在日常生活中的重要性。首先，无线电定向与测距的工作原理是发送无线电信号并测量这些信号在碰撞物体后返回所需的时间。这个过程涉及两个关键组件：发射器和接收器。发射器发出无线电信号，这些信号通过空气传播，直到击中一个物体，例如飞机或船只。在撞击物体后，信号反弹回源头，接收器接收到它。通过计算发送信号和接收回声之间的时间延迟，可以确定到物体的距离。此外，无线电定向与测距还可以用于方向性目的。通过使用放置在不同位置的多个发射器，可以更准确地三角测量物体的位置。这种方法在空中交通管制中特别有用，因为精确定位对于确保航班安全至关重要。控制人员依赖无线电定向与测距来监控飞机的运动，有效管理空域。无线电定向与测距的影响不仅限于航空。在海洋导航中，船只利用这项技术避免碰撞并在繁忙的港口中航行。例如，港口管理局采用无线电定向与测距系统来跟踪进入和离开港口的船只，从而实现更顺畅的交通管理。此外，在太空探索领域，卫星使用类似的技术与地面站通信并传递有关其位置和运动的数据。近年来，技术的进步进一步增强了无线电定向与测距的能力。GPS和其他基于卫星的系统的集成使得精度和可靠性得到了更大的提升。如今，许多智能手机和车辆都配备了依赖于类似于无线电定向与测距原理的GPS技术。这使得导航对公众更加可及，使我们能够仅通过几次点击在设备上找到方向。总之，无线电定向与测距是一项了不起的技术，在多个领域发挥着至关重要的作用，从航空到海洋导航再到太空探索。通过利用无线电波的力量，我们可以以令人印象深刻的精度确定物体的位置和方向。随着技术的不断发展，无线电定向与测距的应用可能会扩大，使其成为我们日益互联世界的重要组成部分。了解这项技术不仅增强了我们对现代进步的欣赏，还强调了它在确保交通和通信系统安全与效率方面的重要性。