radar cross section

简明释义

雷达目标有效截面

英英释义

例句

1.Engineers use advanced materials to reduce the radar cross section (雷达截面) of naval ships.

工程师使用先进材料来减少海军舰艇的雷达截面（雷达截面）。

2.The radar cross section (雷达截面) of a missile can determine its detectability by radar systems.

导弹的雷达截面（雷达截面）可以决定其被雷达系统探测的能力。

3.The calculation of the radar cross section (雷达截面) is crucial for radar system performance.

计算雷达截面（雷达截面）对雷达系统性能至关重要。

4.The stealth aircraft was designed to minimize its radar cross section (雷达截面) for better evasion of enemy detection.

这架隐形飞机的设计旨在最小化其雷达截面（雷达截面），以更好地躲避敌方探测。

5.Military drones often have a low radar cross section (雷达截面) to avoid being tracked.

军用无人机通常具有较低的雷达截面（雷达截面），以避免被追踪。

作文

The concept of radar cross section is crucial in the field of radar technology and electromagnetic engineering. It refers to a measure of how detectable an object is by radar. Essentially, it quantifies the amount of radar signal that is scattered back to the radar receiver from the target object. The larger the radar cross section, the more detectable the object is by the radar system. This principle is particularly significant in various applications, including military operations, aviation, and even meteorology.In military applications, understanding the radar cross section of aircraft or missiles can determine their stealth capabilities. Stealth technology aims to reduce the radar cross section so that the object becomes less visible to radar detection systems. For instance, fighter jets like the F-22 Raptor and the B-2 Spirit bomber are designed with shapes and materials that minimize their radar cross section. By doing so, these aircraft can operate more effectively without being easily detected by enemy radar systems.Moreover, in aviation, the radar cross section plays a vital role in air traffic control and collision avoidance systems. Air traffic controllers rely on radar to track aircraft movements and ensure safe distances between them. A larger radar cross section means that the aircraft can be tracked more accurately, which is essential for maintaining safety in busy airspace. Additionally, understanding the radar cross section of various aircraft helps in designing better radar systems that can detect smaller or faster-moving objects.In the realm of meteorology, the radar cross section is also important for weather radar systems. Meteorologists use radar to detect precipitation, storm systems, and other atmospheric phenomena. The radar cross section of rain droplets or snowflakes affects how much radar energy is reflected back to the radar system, thus influencing the accuracy of weather predictions. By analyzing the radar cross section of different types of precipitation, meteorologists can provide more precise weather forecasts, which are crucial for public safety and planning.In summary, the radar cross section is a fundamental concept that impacts various fields, from military applications to aviation and meteorology. Its significance lies in its ability to measure the detectability of objects by radar systems, influencing the design and effectiveness of those systems. As technology continues to advance, the study and application of radar cross section will remain a vital area of research, ensuring improved safety, security, and efficiency across multiple domains.

“雷达散射截面”的概念在雷达技术和电磁工程领域至关重要。它指的是一个物体被雷达探测到的可检测性度量。基本上，它量化了从目标物体返回到雷达接收器的雷达信号的散射量。雷达散射截面越大，物体被雷达系统探测到的可能性就越高。这个原理在军事行动、航空甚至气象等各种应用中尤为重要。在军事应用中，理解飞机或导弹的雷达散射截面可以决定它们的隐身能力。隐身技术旨在减少雷达散射截面，使物体在雷达探测系统中变得不易被发现。例如，F-22猛禽战斗机和B-2精神轰炸机等隐身飞机的设计形状和材料旨在最小化其雷达散射截面。通过这样做，这些飞机能够在不被敌方雷达系统轻易探测的情况下更有效地作战。此外，在航空领域，雷达散射截面在空中交通管制和避免碰撞系统中也发挥着至关重要的作用。空中交通管制员依赖雷达跟踪飞机的运动，并确保它们之间的安全距离。较大的雷达散射截面意味着飞机可以更准确地被跟踪，这对于在繁忙的空域中保持安全至关重要。此外，了解各种飞机的雷达散射截面有助于设计更好的雷达系统，以便探测较小或快速移动的物体。在气象领域，雷达散射截面对天气雷达系统也很重要。气象学家使用雷达来检测降水、风暴系统和其他大气现象。雨滴或雪花的雷达散射截面会影响返回雷达系统的雷达能量，因此影响天气预测的准确性。通过分析不同类型降水的雷达散射截面，气象学家可以提供更精确的天气预报，这对公众安全和规划至关重要。总之，雷达散射截面是一个基本概念，影响多个领域，从军事应用到航空和气象。它的重要性在于其能够测量物体被雷达系统探测到的可检测性，影响这些系统的设计和有效性。随着技术的不断进步，雷达散射截面的研究和应用将始终是一个重要的研究领域，确保在多个领域的安全性、安保性和效率的提高。