line-of-sight distance

简明释义

视线距离

英英释义

例句

1.To ensure clear communication, we need to maintain a line-of-sight distance between the antennas.

为了确保清晰的通信，我们需要保持天线之间的视距。

2.When setting up a wireless network, it's important to consider the line-of-sight distance for optimal performance.

在设置无线网络时，考虑视距以获得最佳性能是很重要的。

3.The military uses radar systems to detect targets within a specific line-of-sight distance.

军方使用雷达系统来探测特定视距内的目标。

4.In urban environments, the line-of-sight distance is often reduced due to buildings and obstacles.

在城市环境中，由于建筑物和障碍物的存在，视距通常会减少。

5.The drone can fly up to a maximum line-of-sight distance of 500 meters before losing signal.

这架无人机的最大视距飞行距离为500米，超过此距离将失去信号。

作文

In the realm of communication and navigation, the concept of line-of-sight distance plays a crucial role. This term refers to the straight-line distance between two points, where there is an unobstructed view between them. Understanding this concept is essential for various fields such as telecommunications, aviation, and even in everyday activities like driving or hiking. When we talk about line-of-sight distance, we are essentially discussing how far one can see without any obstacles blocking the view. For instance, in telecommunications, signals are often transmitted over radio waves. These waves travel in straight lines, meaning that if there are buildings, trees, or hills in the way, the signal may be weakened or completely blocked. Therefore, engineers must calculate the line-of-sight distance to ensure that communication systems function effectively. If a tower is built too close to an obstruction, it may not provide coverage to the intended area, leading to dead zones where signals cannot reach. Similarly, in aviation, pilots must consider line-of-sight distance when navigating through the skies. During takeoff and landing, pilots rely on visual cues from the ground and other aircraft. If visibility is poor due to fog or rain, the line-of-sight distance is reduced, which can lead to dangerous situations. Air traffic controllers also use this concept to maintain safe distances between aircraft during flight, ensuring that they can see each other and avoid collisions. In everyday life, the idea of line-of-sight distance is just as important. When driving, for example, being able to see the road ahead clearly can prevent accidents. If a vehicle is approaching from a side street, the driver needs to have a clear line-of-sight distance to safely merge into traffic. Similarly, hikers must be aware of their surroundings and choose paths that provide good visibility, especially in mountainous terrains where obstacles can obscure the view. Moreover, the concept extends beyond physical visibility. In technology, particularly in augmented reality (AR) and virtual reality (VR), line-of-sight distance is crucial for creating immersive experiences. The systems need to track the user's position and orientation accurately to render images correctly. Any obstruction in the user's line-of-sight distance can disrupt the experience, leading to disorientation or discomfort. In conclusion, the notion of line-of-sight distance is fundamental across various domains. It influences how we communicate, travel, and interact with our environment. By understanding and applying this concept, we can enhance safety, improve technology, and make informed decisions in our daily lives. Whether it's ensuring a clear signal in telecommunications, maintaining safe distances in aviation, or navigating through our surroundings, line-of-sight distance remains a pivotal aspect of our interactions with the world around us.

在通信和导航领域，视距这一概念发挥着至关重要的作用。这个术语指的是两点之间的直线距离，其中没有障碍物阻挡视线。理解这一概念对于电信、航空以及日常活动如驾驶或徒步旅行等各个领域都是必不可少的。当我们谈论视距时，实际上是在讨论一个人能在没有任何障碍物阻挡的情况下看到多远。例如，在电信中，信号通常通过无线电波传输。这些波以直线传播，这意味着如果有建筑物、树木或山丘在路上，信号可能会减弱或完全被阻挡。因此，工程师必须计算视距以确保通信系统有效运行。如果塔楼建得离障碍物太近，就可能无法覆盖预定区域，导致信号无法到达的死区。同样，在航空中，飞行员在穿越天空时必须考虑视距。在起飞和降落过程中，飞行员依赖于来自地面和其他飞机的视觉线索。如果由于雾霾或雨天能见度差，视距就会降低，这可能导致危险情况。空中交通管制员也使用这一概念来保持飞行器之间的安全距离，确保它们能够相互看见并避免碰撞。在日常生活中，视距的概念同样重要。例如，在驾驶时，能够清晰地看到前方的道路可以防止事故。如果一辆车辆从侧街驶来，驾驶员需要有清晰的视距才能安全地并入交通。同样，徒步旅行者必须注意周围环境，选择提供良好能见度的路径，特别是在山地地形中，障碍物可能会遮挡视线。此外，这一概念超越了物理可见性。在技术领域，尤其是在增强现实（AR）和虚拟现实（VR）中，视距对于创造沉浸式体验至关重要。这些系统需要准确跟踪用户的位置和方向，以正确呈现图像。用户的任何障碍物都会干扰体验，导致迷失方向或不适。总之，视距的概念在各个领域都是基础。它影响着我们的沟通、旅行和与环境的互动。通过理解和应用这一概念，我们可以提高安全性、改善技术，并在日常生活中做出明智的决策。无论是确保电信中的信号清晰，维护航空中的安全距离，还是在周围环境中导航，视距始终是我们与周围世界互动的重要方面。