radio rangefinder

简明释义

无线电测距仪

英英释义

例句

1.Using a radio rangefinder, the engineer was able to map out the terrain with precision.

工程师使用无线电测距仪能够精确绘制地形图。

2.The surveyor used a radio rangefinder to accurately measure the distance to the property boundary.

测量员使用无线电测距仪准确测量到财产边界的距离。

3.The military relies on a radio rangefinder for targeting and artillery calculations.

军方依赖无线电测距仪进行目标定位和炮兵计算。

4.The radio rangefinder allows hikers to measure distances between points on their route.

这个无线电测距仪允许徒步旅行者测量路线中各点之间的距离。

5.In aviation, a radio rangefinder is essential for pilots to determine their altitude during landing.

在航空中，无线电测距仪对飞行员在着陆时确定高度至关重要。

作文

In the realm of modern technology, the radio rangefinder has emerged as a pivotal tool in various fields, including surveying, navigation, and even military applications. A radio rangefinder is an electronic device that uses radio waves to determine the distance between the device and a target object. This technology has revolutionized how we measure distances, making it faster, more accurate, and less dependent on physical sightlines compared to traditional methods such as tape measures or optical rangefinders.The principle behind a radio rangefinder is relatively straightforward. It emits a radio signal towards the target and measures the time it takes for the signal to bounce back. By calculating the time delay and knowing the speed of light, the device can accurately compute the distance to the target. This method offers several advantages over conventional techniques. For instance, it allows measurements to be taken in poor visibility conditions, such as fog or darkness, where visual rangefinders might fail.Another significant advantage of a radio rangefinder is its ability to provide real-time data. In industries like construction and land surveying, professionals often need to make quick decisions based on accurate measurements. The instant feedback provided by a radio rangefinder enables engineers and surveyors to adjust their plans on the fly, enhancing efficiency and reducing project timelines.Moreover, the applications of radio rangefinders are vast and varied. In the military, they are used for targeting and reconnaissance, allowing troops to gauge distances to enemy positions without exposing themselves to danger. In aviation, radio rangefinders assist pilots in landing aircraft by providing precise distance information to runways. Similarly, in maritime navigation, these devices help ships avoid obstacles and reach ports safely.Despite their many benefits, radio rangefinders are not without limitations. For instance, the accuracy of these devices can be affected by environmental factors such as terrain, atmospheric conditions, and interference from other electronic devices. Additionally, the initial cost of purchasing a radio rangefinder can be high, which may deter some users from adopting this technology.As technology continues to advance, the future of radio rangefinders looks promising. Innovations such as miniaturization, improved signal processing algorithms, and integration with other technologies like GPS and drones are paving the way for even more sophisticated applications. For example, in the field of autonomous vehicles, radio rangefinders can be crucial for navigation and obstacle avoidance, allowing vehicles to operate safely in complex environments.In conclusion, the radio rangefinder is an invaluable tool that has transformed how we measure distances across various industries. Its ability to provide accurate, real-time measurements in challenging conditions makes it superior to traditional methods. As the technology evolves, we can expect to see even more innovative uses for radio rangefinders, further solidifying their role in modern technology and everyday life.

在现代科技领域，无线电测距仪已成为测量距离的关键工具，广泛应用于测绘、导航甚至军事等多个领域。无线电测距仪是一种电子设备，利用无线电波来确定设备与目标物体之间的距离。这项技术彻底改变了我们测量距离的方式，使其变得更快、更准确，并且相比于传统方法（如卷尺或光学测距仪）更不依赖于物理视线。无线电测距仪的原理相对简单。它向目标发射一个无线电信号，并测量信号返回所需的时间。通过计算时间延迟并知道光速，设备可以准确计算到目标的距离。这种方法相较于传统技术提供了几个优势。例如，它允许在能见度差的条件下进行测量，例如雾天或黑暗中，而视觉测距仪可能会失效。无线电测距仪的另一个显著优势是能够提供实时数据。在建筑和土地测量等行业，专业人员常常需要根据准确的测量结果快速做出决策。无线电测距仪提供的即时反馈使工程师和测量员能够及时调整他们的计划，提高效率并缩短项目周期。此外，无线电测距仪的应用非常广泛。在军事领域，它们用于目标定位和侦察，使部队能够在不暴露于危险中的情况下评估与敌方位置的距离。在航空领域，无线电测距仪帮助飞行员安全着陆，通过提供到跑道的精确距离信息。同样，在海洋导航中，这些设备帮助船只避开障碍物，安全到达港口。尽管有许多好处，无线电测距仪也并非没有局限性。例如，这些设备的准确性可能受到环境因素的影响，如地形、气候条件以及其他电子设备的干扰。此外，购买无线电测距仪的初始成本可能较高，这可能会阻止一些用户采用这项技术。随着技术的不断进步，无线电测距仪的未来看起来充满希望。微型化、改进的信号处理算法以及与GPS和无人机等其他技术的集成正在为更复杂的应用铺平道路。例如，在自动驾驶汽车领域，无线电测距仪对于导航和避障至关重要，使车辆能够在复杂环境中安全运行。总之，无线电测距仪是一种无价的工具，已经改变了我们在各个行业中测量距离的方式。它在挑战性条件下提供准确、实时测量的能力使其优于传统方法。随着技术的发展，我们可以期待无线电测距仪的使用出现更多创新，进一步巩固其在现代科技和日常生活中的角色。