broadcasting antenna

简明释义

广播天线

英英释义

例句

1.You need to adjust the direction of the broadcasting antenna to improve reception.

你需要调整广播天线的方向以改善接收效果。

2.The broadcasting antenna on top of the hill provides coverage for the entire valley.

山顶上的广播天线为整个山谷提供了覆盖。

3.The signal strength improved significantly after we installed a new broadcasting antenna.

在我们安装了新的广播天线之后，信号强度显著提高。

4.Our local radio station upgraded their broadcasting antenna to reach more listeners.

我们当地的电台升级了他们的广播天线以覆盖更多听众。

5.The new broadcasting antenna was installed to enhance the quality of the transmission.

新安装的广播天线旨在提高传输质量。

作文

In our modern society, communication plays a pivotal role in connecting people across vast distances. One of the key components that facilitate this communication is the broadcasting antenna. A broadcasting antenna is a device that converts electrical signals into radio waves, which are then transmitted through the air to reach various receivers, such as radios and televisions. This technology has revolutionized the way we receive information, entertainment, and news from around the world.The importance of broadcasting antennas cannot be overstated. They allow for the dissemination of information to a large audience simultaneously. For instance, during emergencies, such as natural disasters, broadcasting antennas enable authorities to quickly inform the public about safety measures and evacuation routes. This rapid communication can save lives and reduce panic among the population.Moreover, broadcasting antennas are crucial for the entertainment industry. Television shows, radio programs, and live events are all made accessible to audiences through these antennas. Without them, the media landscape would be vastly different, and people would have limited access to information and entertainment. The ability to enjoy live broadcasts of sports events or concerts from the comfort of our homes is largely thanks to the advancements in broadcasting antenna technology.There are different types of broadcasting antennas designed for various purposes. Some are used for AM (Amplitude Modulation) radio, while others are designed for FM (Frequency Modulation) radio or television broadcasting. Each type has its own specifications and functions, catering to the specific needs of the broadcast medium. Understanding these differences is essential for engineers and technicians who work in the field of telecommunications.In recent years, the development of digital broadcasting has further enhanced the capabilities of broadcasting antennas. Digital signals provide better sound and picture quality compared to their analog counterparts, and they also allow for more channels to be transmitted over the same frequency bandwidth. This has led to an increase in the number of available radio and television stations, providing audiences with a wider variety of content to choose from.Furthermore, the rise of the internet has introduced new challenges and opportunities for broadcasting antennas. Streaming services and online platforms have changed the way we consume media, but traditional broadcasting remains relevant. Many people still rely on broadcasting antennas for their daily news and entertainment, especially in areas where internet access is limited or unreliable.In conclusion, the broadcasting antenna is an essential component of modern communication systems. It not only facilitates the transmission of information and entertainment but also plays a critical role in emergency situations. As technology continues to evolve, broadcasting antennas will likely undergo further advancements, ensuring that they remain a vital part of our connected world. Understanding the function and importance of broadcasting antennas helps us appreciate the intricate systems that keep us informed and entertained every day.

在我们现代社会中，通信在连接远距离人们方面发挥着关键作用。促进这种通信的关键组件之一是广播天线。广播天线是一种将电信号转换为无线电波的设备，这些无线电波随后通过空气传播，以便到达各种接收器，如收音机和电视。这项技术彻底改变了我们接收来自世界各地的信息、娱乐和新闻的方式。广播天线的重要性不容小觑。它们允许信息同时传播给大量观众。例如，在自然灾害等紧急情况下，广播天线使当局能够迅速通知公众有关安全措施和疏散路线。这种快速沟通可以挽救生命并减少人群中的恐慌。此外，广播天线对娱乐行业至关重要。电视节目、广播节目和现场活动都通过这些天线向观众开放。如果没有它们，媒体格局将截然不同，人们将只能有限地获取信息和娱乐。从家中舒适地享受体育赛事或音乐会的现场直播，很大程度上要归功于广播天线技术的进步。有不同类型的广播天线，用于各种目的。有些用于AM（调幅）广播，而其他则设计用于FM（调频）广播或电视广播。每种类型都有其特定的规格和功能，满足广播媒介的具体需求。理解这些差异对从事电信领域的工程师和技术人员至关重要。近年来，数字广播的发展进一步增强了广播天线的能力。与模拟信号相比，数字信号提供更好的声音和图像质量，并且还允许在同一频率带宽上传输更多频道。这导致可用的广播电台和电视台数量增加，为观众提供了更广泛的内容选择。此外，互联网的兴起为广播天线带来了新的挑战和机遇。流媒体服务和在线平台改变了我们消费媒体的方式，但传统广播仍然具有相关性。许多人仍然依赖广播天线获取日常新闻和娱乐，尤其是在互联网接入有限或不可靠的地区。总之，广播天线是现代通信系统的重要组成部分。它不仅促进了信息和娱乐的传播，而且在紧急情况下发挥着关键作用。随着技术的不断发展，广播天线可能会经历进一步的进步，确保它们在我们互联的世界中保持重要地位。理解广播天线的功能和重要性有助于我们欣赏那些每天让我们获得信息和娱乐的复杂系统。