sea clutter

简明释义

海面杂乱回波

英英释义

例句

1.During the storm, the sea clutter 海洋杂波 made it nearly impossible to see other vessels on the radar.

在暴风雨期间，海洋杂波 海洋杂波几乎使得雷达上看不到其他船只。

2.The research team analyzed how sea clutter 海洋杂波 affects sonar performance in shallow waters.

研究小组分析了海洋杂波 海洋杂波如何影响浅水区的声纳性能。

3.The radar system struggled to differentiate between the target and the sea clutter 海洋杂波 caused by waves.

雷达系统在区分目标和由于波浪造成的海洋杂波 海洋杂波时遇到了困难。

4.Advanced algorithms can reduce the impact of sea clutter 海洋杂波 on navigation systems.

先进的算法可以减少海洋杂波 海洋杂波对导航系统的影响。

5.To improve detection, we need to filter out the sea clutter 海洋杂波 in our tracking software.

为了提高检测能力，我们需要在我们的跟踪软件中过滤掉海洋杂波 海洋杂波。

作文

In the vast expanse of the ocean, radar systems play a crucial role in navigation and safety. However, one of the significant challenges that mariners face is the phenomenon known as sea clutter. This term refers to the unwanted echoes that radar systems pick up from waves, rain, and other environmental factors, which can obscure the detection of actual vessels or obstacles. Understanding sea clutter is essential for improving radar performance and ensuring safe maritime operations.When a radar system emits signals, these signals bounce back from various surfaces, including the water's surface. The reflections from the waves create a background noise that can interfere with the radar's ability to distinguish between real targets and false echoes. This interference is what we refer to as sea clutter. It can vary significantly depending on weather conditions, sea states, and the frequency of the radar being used.For instance, during rough seas, the intensity of sea clutter increases, making it difficult for radar operators to identify nearby ships or navigational hazards. In contrast, calm waters may produce less sea clutter, allowing for clearer radar images. This variability poses a challenge for maritime navigation, especially in busy shipping lanes where accurate detection of vessels is critical.To mitigate the effects of sea clutter, modern radar systems are equipped with advanced signal processing techniques. These techniques help to filter out the unwanted noise and enhance the visibility of genuine targets. Additionally, operators are trained to recognize the patterns of sea clutter and adjust their radar settings accordingly. For example, increasing the sensitivity of the radar can help detect smaller vessels that might otherwise be obscured by the clutter.Moreover, technological advancements have led to the development of automated systems that can differentiate between sea clutter and actual objects. These systems utilize algorithms that analyze the movement and characteristics of the detected signals, enabling them to discern between static noise and dynamic targets. Such innovations significantly improve situational awareness for mariners, reducing the risk of collisions and accidents at sea.In addition to its impact on navigation, sea clutter also has implications for search and rescue operations. When conducting searches for missing vessels or persons overboard, rescuers must contend with the interference caused by sea clutter. By employing specialized radar systems designed to minimize this clutter, search teams can enhance their chances of locating individuals in distress.In conclusion, sea clutter is a critical factor that affects radar performance in maritime environments. Understanding its nature and implementing effective strategies to manage its impact is vital for ensuring safe navigation and efficient search and rescue operations. As technology continues to evolve, the maritime industry will likely see further improvements in radar systems, leading to enhanced safety for all who navigate the world's oceans. The ongoing research and development in this field highlight the importance of addressing sea clutter to protect lives and facilitate maritime commerce effectively.

在广阔的海洋中，雷达系统在导航和安全方面发挥着至关重要的作用。然而，航海者面临的一个重大挑战是被称为海杂波的现象。这个术语指的是雷达系统从波浪、雨水和其他环境因素中接收到的不必要回波，这些回波可能会遮蔽实际船只或障碍物的探测。理解海杂波对于提高雷达性能和确保安全的海上操作至关重要。当雷达系统发出信号时，这些信号会从各种表面反射，包括水面。波浪的反射产生了背景噪声，这可能会干扰雷达识别真实目标和虚假回波的能力。这种干扰就是我们所称的海杂波。它的强度因天气条件、海况和使用的雷达频率而异。例如，在恶劣海况下，海杂波的强度增加，使得雷达操作员难以识别附近的船只或导航危害。相反，平静的水面可能产生较少的海杂波，从而允许更清晰的雷达图像。这种变化给海上导航带来了挑战，特别是在繁忙的航道中，准确探测船只至关重要。为了减轻海杂波的影响，现代雷达系统配备了先进的信号处理技术。这些技术有助于过滤掉不必要的噪声，增强真正目标的可见性。此外，操作员接受了识别海杂波模式的培训，并相应调整他们的雷达设置。例如，增加雷达的灵敏度可以帮助探测到较小的船只，这些船只可能会被杂波遮蔽。此外，技术进步还导致开发出能够区分海杂波和实际物体的自动化系统。这些系统利用分析检测信号的运动和特征的算法，使其能够辨别静态噪声和动态目标之间的差异。这些创新显著提高了航海者的情况意识，降低了海上碰撞和事故的风险。除了对导航的影响外，海杂波对搜救行动也有影响。在进行失踪船只或落水人员的搜寻时，救援人员必须应对海杂波造成的干扰。通过采用旨在最小化这种杂波的专业雷达系统，搜救团队可以提高找到遇险人员的机会。总之，海杂波是影响海洋环境中雷达性能的一个关键因素。理解其特性并实施有效的管理策略对于确保安全导航和高效的搜救行动至关重要。随着技术的不断发展，海事行业可能会看到雷达系统的进一步改善，从而提高所有航行于海洋的人们的安全。该领域持续的研究和开发突显了应对海杂波的重要性，以有效保护生命并促进海洋商业活动。