marine frequeney band

简明释义

船用频率波段

英英释义

例句

1.Fishermen often tune their devices to the marine frequency band to receive weather updates.

渔民们经常调节他们的设备到海洋频率带以接收天气更新。

2.Emergency signals are broadcasted over the marine frequency band to alert nearby vessels.

紧急信号通过海洋频率带广播，以警告附近的船只。

3.During the training, we learned how to properly use the marine frequency band for navigation.

在培训中，我们学习了如何正确使用海洋频率带进行导航。

4.The marine frequency band is regulated by international maritime authorities to ensure safety.

为了确保安全，海洋频率带由国际海事当局进行监管。

5.The ship's radio operates on the marine frequency band, which is essential for communication at sea.

船只的无线电在海洋频率带上运行，这对于海上的通信至关重要。

作文

The term marine frequency band refers to a specific range of radio frequencies that are used for communication and navigation in marine environments. These frequencies play a crucial role in ensuring safe and efficient maritime operations. The marine frequency band is essential for various applications, including ship-to-ship communication, ship-to-shore communication, and navigation aids such as radar and sonar systems.In the vastness of the oceans, effective communication is vital. Ships traveling across international waters must be able to communicate with one another and with coastal stations. This is where the marine frequency band comes into play. It encompasses several frequency ranges, including Very High Frequency (VHF) and Ultra High Frequency (UHF) bands. The VHF band, which ranges from 30 MHz to 300 MHz, is particularly important for marine communication because it allows for line-of-sight transmission, making it ideal for ships that are close to each other.Moreover, the marine frequency band is regulated by international agreements to prevent interference between different users. Organizations such as the International Telecommunication Union (ITU) establish guidelines and allocate specific frequencies for marine use. This regulation helps maintain clear channels for communication, which is critical during emergencies when ships need to send distress signals or request assistance.In addition to voice communication, the marine frequency band also supports various data transmission technologies. For instance, Automatic Identification Systems (AIS) operate within this band, allowing vessels to exchange information about their position, course, and speed. This data exchange enhances situational awareness and contributes to collision avoidance on busy shipping routes.Furthermore, the marine frequency band is not limited to commercial shipping. Recreational boaters and fishermen also rely on these frequencies for communication and safety. Many small boats are equipped with VHF radios to stay connected with larger vessels and shore stations. This connectivity is crucial, especially in remote areas where other forms of communication may be unavailable.As technology advances, the marine frequency band continues to evolve. Innovations such as satellite communication and digital radio systems are being integrated into marine operations, providing more reliable and efficient means of communication. However, the fundamental importance of the marine frequency band remains unchanged, as it provides the backbone for maritime communication.In conclusion, understanding the marine frequency band is essential for anyone involved in maritime activities. Whether you are a sailor, a marine engineer, or simply an enthusiast, recognizing the significance of these frequencies can enhance safety and operational efficiency at sea. As we continue to explore and utilize our oceans, the marine frequency band will remain a critical component of maritime communication, ensuring that vessels can navigate safely and effectively in the world's waters.

术语marine frequency band指的是用于海洋环境中通信和导航的特定无线电频率范围。这些频率在确保安全和高效的海上操作中起着至关重要的作用。marine frequency band对于多种应用至关重要，包括船对船的通信、船对岸的通信以及雷达和声纳系统等导航辅助设备。在广阔的海洋中，有效的通信至关重要。航行在国际水域的船只必须能够相互之间以及与沿海站点进行通信。这就是marine frequency band发挥作用的地方。它包括多个频率范围，包括超高频（UHF）和甚高频（VHF）波段。VHF波段，范围从30 MHz到300 MHz，对于海洋通信尤其重要，因为它允许视距传输，使其非常适合相互接近的船只。此外，marine frequency band受到国际协议的监管，以防止不同用户之间的干扰。国际电信联盟（ITU）等组织建立了指南，并为海洋使用分配特定频率。这一监管有助于保持清晰的通信频道，这在紧急情况下至关重要，当船只需要发送求救信号或请求援助时。除了语音通信外，marine frequency band还支持各种数据传输技术。例如，自动识别系统（AIS）在此波段内运行，允许船只交换有关其位置、航向和速度的信息。这种数据交换增强了态势感知，并有助于在繁忙的航运路线上的避免碰撞。此外，marine frequency band不仅限于商业航运。休闲船员和渔民也依赖这些频率进行通信和安全。许多小船配备了VHF无线电，以便与较大的船只和沿岸站点保持联系。这种连接至关重要，尤其是在其他通信方式可能不可用的偏远地区。随着技术的进步，marine frequency band继续发展。卫星通信和数字无线电系统等创新正被整合到海洋操作中，提供更可靠和高效的通信手段。然而，marine frequency band的基本重要性仍然不变，因为它为海事通信提供了基础。总之，了解marine frequency band对于任何参与海洋活动的人来说都是至关重要的。无论您是水手、海洋工程师还是单纯的爱好者，认识到这些频率的重要性可以提高海上的安全性和操作效率。随着我们继续探索和利用我们的海洋，marine frequency band将继续作为海事通信的关键组成部分，确保船只能够安全有效地在世界海域航行。