radar cross-section

简明释义

目标有效截面

英英释义

例句

1.The military is constantly improving the radar cross-section 雷达散射截面 of its stealth aircraft to avoid detection.

军方不断提升其隐形飞机的雷达散射截面 雷达散射截面以避免被探测。

2.Reducing the radar cross-section 雷达散射截面 is crucial for modern warfare strategies.

降低雷达散射截面 雷达散射截面对现代战争策略至关重要。

3.The radar cross-section 雷达散射截面 of a drone can significantly affect its performance in combat.

无人机的雷达散射截面 雷达散射截面可以显著影响其在战斗中的表现。

4.Engineers use advanced materials to reduce the radar cross-section 雷达散射截面 of naval vessels.

工程师使用先进材料来减少海军舰艇的雷达散射截面 雷达散射截面。

5.Understanding the radar cross-section 雷达散射截面 helps in designing better surveillance systems.

理解雷达散射截面 雷达散射截面有助于设计更好的监视系统。

作文

The concept of radar cross-section plays a crucial role in the field of radar technology and is essential for understanding how objects interact with radar waves. In simple terms, radar cross-section (RCS) refers to a measure of how detectable an object is by radar. It quantifies the amount of radar signal that is reflected back to the radar receiver from an object. The larger the radar cross-section, the more visible the object is to radar systems, making it easier for them to detect and track. This measurement is particularly important in military applications, where stealth technology aims to minimize the RCS of aircraft and other vehicles to evade enemy radar systems.To further elaborate, the radar cross-section is expressed in square meters and is influenced by several factors including the size, shape, material, and orientation of the object relative to the radar source. For instance, a large flat surface facing the radar will have a higher RCS compared to a small, irregularly shaped object. This principle is why stealth aircraft are designed with specific shapes and materials that reduce their radar cross-section, thereby making them less detectable.Understanding the implications of radar cross-section extends beyond military applications. In civilian aviation, for example, knowing the RCS of various aircraft can help improve air traffic control systems and enhance safety measures. Similarly, in the automotive industry, the development of advanced driver-assistance systems (ADAS) relies on understanding how vehicles reflect radar signals. These systems use radar sensors to detect obstacles and navigate safely, and having accurate RCS data is vital for their effective operation.Moreover, the study of radar cross-section is not limited to the design phase of vehicles or aircraft. It also plays a significant role in ongoing maintenance and upgrades. Engineers continuously assess and optimize the RCS of existing platforms to ensure they remain competitive and effective against evolving radar technologies. This dynamic nature of RCS analysis means that advancements in materials science and engineering directly impact the effectiveness of stealth technologies.In conclusion, the term radar cross-section encompasses a fundamental aspect of radar technology that affects both military and civilian sectors. Its significance cannot be overstated as it influences the design, functionality, and operational capabilities of various vehicles and systems. As technology continues to advance, the importance of understanding and optimizing radar cross-section will only grow, highlighting the need for ongoing research and innovation in this critical field. By grasping the intricacies of RCS, we can better appreciate the complexities of modern radar systems and their applications in our daily lives.

“雷达散射截面”概念在雷达技术领域中发挥着至关重要的作用，对于理解物体如何与雷达波相互作用至关重要。简单来说，雷达散射截面（RCS）是指物体被雷达探测的可见程度的度量。它量化了从物体反射回雷达接收器的雷达信号的数量。雷达散射截面越大，物体对雷达系统的可见性就越高，这使得它们更容易被检测和跟踪。这一测量在军事应用中尤其重要，因为隐身技术旨在最小化飞机和其他车辆的RCS，以逃避敌方雷达系统。进一步阐述，雷达散射截面以平方米为单位，受多个因素的影响，包括物体的大小、形状、材料以及相对于雷达源的方向。例如，面对雷达的大平面将具有比小的不规则形状物体更高的RCS。这一原理解释了为什么隐身飞机采用特定的形状和材料来减少其雷达散射截面，从而使其不易被探测。理解雷达散射截面的影响不仅限于军事应用。在民用航空中，例如，了解各种飞机的RCS可以帮助改善空中交通控制系统并增强安全措施。同样，在汽车行业，先进驾驶辅助系统（ADAS）的开发依赖于理解车辆如何反射雷达信号。这些系统使用雷达传感器来检测障碍物并安全导航，而准确的RCS数据对于其有效运行至关重要。此外，雷达散射截面的研究不仅限于车辆或飞机的设计阶段。它在现有平台的持续维护和升级中也扮演着重要角色。工程师不断评估和优化现有平台的RCS，以确保它们在与不断发展的雷达技术竞争中保持竞争力和有效性。这种RCS分析的动态性质意味着材料科学和工程的进步直接影响隐身技术的有效性。总之，术语雷达散射截面涵盖了雷达技术的一个基本方面，影响着军事和民用部门。它的重要性不容低估，因为它影响着各种车辆和系统的设计、功能和操作能力。随着技术的不断进步，理解和优化雷达散射截面的重要性只会增加，突显出在这一关键领域进行持续研究和创新的必要性。通过掌握RCS的复杂性，我们可以更好地理解现代雷达系统及其在我们日常生活中的应用的复杂性。