VHF omni-range

简明释义

甚高频全向信标

英英释义

例句

1.Pilots rely on the VHF omni-range system to determine their position accurately.

飞行员依靠甚高频全向信标系统来准确确定他们的位置。

2.To ensure safety, all commercial flights must have a VHF omni-range system installed.

为确保安全，所有商业航班必须安装甚高频全向信标系统。

3.The VHF omni-range allows for a wider range of communication frequencies.

甚高频全向信标允许更广泛的通信频率范围。

4.During the flight, we used the VHF omni-range to communicate with air traffic control.

在飞行过程中，我们使用甚高频全向信标与空中交通管制进行通信。

5.The aircraft is equipped with a VHF omni-range radio for better navigation.

这架飞机配备了甚高频全向信标无线电，以便更好地导航。

作文

The world of aviation is filled with complex systems and technologies that ensure safe and efficient flight operations. One such critical component is the communication system that pilots and air traffic controllers rely on. Among the various communication technologies, the term VHF omni-range plays a significant role. To fully appreciate this term, it is essential to understand its components and the context in which it is used.Firstly, let us break down the term. VHF stands for Very High Frequency, which refers to a specific range of radio frequencies between 30 MHz and 300 MHz. This frequency range is widely used in aviation for voice communication, as it allows for clear transmission over relatively long distances without the interference commonly associated with lower frequencies. The 'omni' in VHF omni-range signifies that the signals can be received from all directions, making it an omnidirectional communication system. This characteristic is particularly beneficial for aircraft, as it ensures that pilots can maintain communication with air traffic control regardless of their orientation or position relative to the ground station.The concept of range in VHF omni-range indicates the operational distance over which this communication system can effectively function. Typically, VHF communication can reach up to 200 nautical miles under optimal conditions, depending on factors such as altitude and terrain. This extensive range is crucial for maintaining contact with air traffic control during various phases of flight, including takeoff, cruising, and landing.In practical terms, the VHF omni-range system is implemented through the use of VHF radios installed in aircraft. These radios are equipped with antennas that are designed to receive and transmit signals across the specified frequency range. Pilots utilize these radios to communicate with air traffic controllers, report their positions, request clearances, and receive instructions. The reliability and clarity of VHF omni-range communication contribute significantly to the overall safety of air travel.Moreover, VHF omni-range is not limited to just voice communication. It also supports data transmission, enabling the exchange of important flight information between aircraft and ground stations. This capability enhances situational awareness for pilots and air traffic controllers, allowing them to make informed decisions based on real-time data.The implementation of VHF omni-range technology has evolved over the years, with advancements leading to improved equipment and protocols. Modern VHF radios are often integrated with other navigation and communication systems, providing pilots with a comprehensive suite of tools to manage their flights effectively. Additionally, the introduction of digital communication methods has further enhanced the capabilities of VHF omni-range, allowing for clearer and more reliable exchanges.In conclusion, the term VHF omni-range encapsulates a vital aspect of aviation communication that ensures the safety and efficiency of flight operations. By understanding the meaning and significance of this term, we can appreciate the intricate systems that work together to keep our skies safe. As technology continues to advance, the role of VHF omni-range will undoubtedly remain pivotal in the ever-evolving landscape of aviation communication.

航空世界充满了复杂的系统和技术，以确保安全和高效的飞行操作。其中一个关键组成部分是飞行员和空中交通管制员依赖的通信系统。在各种通信技术中，术语VHF omni-range发挥着重要作用。要全面理解这个术语，首先需要了解其组成部分以及它所使用的背景。首先，让我们分解一下这个术语。VHF代表超高频，指的是30 MHz到300 MHz之间的一定范围的无线电频率。这一频率范围在航空中广泛用于语音通信，因为它能够在相对较长的距离上提供清晰的传输，而不会受到低频率常见的干扰。VHF omni-range中的“omni”表示信号可以从所有方向接收，这使得它成为一种全向通信系统。这一特性对飞机尤其有利，因为它确保飞行员无论其朝向或相对于地面站的位置如何，都能与空中交通管制保持通信。VHF omni-range中的范围概念指的是该通信系统有效运作的距离。通常情况下，在最佳条件下，VHF通信的有效范围可达200海里，具体取决于高度和地形等因素。这一广泛的范围对于在飞行的各个阶段（包括起飞、巡航和着陆）保持与空中交通管制的联系至关重要。在实际应用中，VHF omni-range系统通过安装在飞机上的VHF无线电来实现。这些无线电配备了天线，旨在接收和发射指定频率范围内的信号。飞行员利用这些无线电与空中交通管制员进行沟通，报告他们的位置，请求清关并接收指令。VHF omni-range通信的可靠性和清晰度显著提高了航空旅行的整体安全性。此外，VHF omni-range不仅限于语音通信。它还支持数据传输，使飞机与地面站之间的重要飞行信息能够交换。这一能力增强了飞行员和空中交通管制员的态势感知，使他们能够基于实时数据做出明智的决策。随着时间的推移，VHF omni-range技术的实施不断发展，先进的设备和协议的引入带来了改进。现代VHF无线电通常与其他导航和通信系统集成，为飞行员提供了一整套有效管理飞行的工具。此外，数字通信方法的引入进一步增强了VHF omni-range的能力，使交流更加清晰和可靠。总之，术语VHF omni-range概括了航空通信的一个重要方面，确保飞行操作的安全性和高效性。通过理解这一术语的含义和重要性，我们可以欣赏到为确保我们天空安全而共同运作的复杂系统。随着技术的不断进步，VHF omni-range在不断发展的航空通信领域中无疑将继续发挥关键作用。