near earth orbit

简明释义

近地轨道

英英释义

例句

1.Many communication satellites are placed in near earth orbit (近地轨道) to provide global coverage.

许多通信卫星被放置在近地轨道以提供全球覆盖。

2.The satellite was launched into near earth orbit (近地轨道) to monitor weather patterns.

这颗卫星被发射到近地轨道以监测天气模式。

3.Space debris is a significant concern for missions operating in near earth orbit (近地轨道).

太空垃圾是影响在近地轨道执行任务的重要问题。

4.Astronauts aboard the ISS live and work in near earth orbit (近地轨道).

国际空间站上的宇航员在近地轨道生活和工作。

5.The Hubble Space Telescope operates in near earth orbit (近地轨道), allowing it to capture stunning images of the universe.

哈勃太空望远镜在近地轨道上运行，使其能够捕捉宇宙的惊人图像。

作文

The concept of near earth orbit refers to the region of space that surrounds our planet at an altitude where satellites can effectively operate. This area is crucial for various applications, including telecommunications, weather monitoring, and scientific research. Understanding the significance of near earth orbit is essential as it plays a vital role in modern technology and space exploration.Satellites in near earth orbit typically operate at altitudes ranging from about 160 kilometers (100 miles) to 2,000 kilometers (1,200 miles) above the Earth's surface. This proximity allows them to maintain a stable position relative to the Earth, making it easier to transmit data back and forth. For instance, the International Space Station (ISS) orbits at approximately 400 kilometers (about 248 miles) above the Earth, serving as a hub for scientific research and international collaboration.One of the most significant advantages of near earth orbit is the reduced latency in communication. Satellites positioned in this region can send and receive signals with minimal delay, which is critical for applications such as global positioning systems (GPS) and real-time weather forecasting. Furthermore, the ability to launch and retrieve satellites from near earth orbit has made it feasible for countries and private companies to engage in space activities more frequently.The exploration of near earth orbit has also opened new avenues for scientific research. By placing telescopes and other instruments in this region, scientists can observe celestial phenomena without the interference of Earth's atmosphere. For example, the Hubble Space Telescope, which operates in near earth orbit, has provided invaluable insights into the universe, allowing astronomers to study distant galaxies and cosmic events.As we advance technologically, the importance of near earth orbit will only grow. With the rise of commercial spaceflight and the increasing number of satellites being launched, understanding this orbital region becomes paramount. Companies like SpaceX and Blue Origin are actively working to reduce the cost of access to near earth orbit, paving the way for more extensive exploration and utilization of space resources.However, the growing number of satellites in near earth orbit also raises concerns about space debris. As more objects populate this region, the risk of collisions increases, which could endanger both operational satellites and future missions. Therefore, developing strategies to mitigate space debris is a pressing issue for the space community.In conclusion, near earth orbit is a critical area of space that supports numerous technological advancements and scientific endeavors. Its significance in modern society cannot be overstated, as it enables effective communication, facilitates scientific research, and opens doors for future exploration. As we continue to expand our presence in space, it is essential to manage this region responsibly to ensure that it remains a valuable asset for generations to come.

“近地轨道”这一概念指的是围绕我们星球的空间区域，在这个高度上，卫星能够有效地运行。这个区域对于各种应用至关重要，包括电信、天气监测和科学研究。理解“近地轨道”的重要性是必要的，因为它在现代技术和太空探索中发挥着重要作用。处于“近地轨道”的卫星通常在离地球表面约160公里（100英里）到2000公里（1200英里）的高度运行。这种接近性使它们能够相对稳定地保持在地球上，从而更容易进行数据的双向传输。例如，国际空间站（ISS）大约在400公里（约248英里）的高度运行，作为科学研究和国际合作的中心。“近地轨道”的一个重要优势是通信延迟的减少。处于这一区域的卫星可以以最小的延迟发送和接收信号，这对全球定位系统（GPS）和实时天气预报等应用至关重要。此外，从“近地轨道”发射和回收卫星的能力，使得各国和私营公司能够更频繁地参与太空活动。对“近地轨道”的探索也为科学研究开辟了新的途径。通过将望远镜和其他仪器放置在这一地区，科学家们可以在不受地球大气干扰的情况下观察天文现象。例如，哈勃太空望远镜就在“近地轨道”中运行，为宇宙提供了宝贵的见解，使天文学家能够研究遥远的星系和宇宙事件。随着我们技术的进步，“近地轨道”的重要性只会增加。随着商业航天飞行的兴起和越来越多卫星的发射，理解这一轨道区域变得尤为重要。像SpaceX和Blue Origin这样的公司正在积极努力降低进入“近地轨道”的成本，为更广泛的探索和利用太空资源铺平道路。然而，越来越多的卫星在“近地轨道”中也引发了关于太空垃圾的担忧。随着更多物体填满该区域，碰撞的风险增加，这可能危及正在运行的卫星和未来的任务。因此，制定减少太空垃圾的策略是太空界亟待解决的问题。总之，“近地轨道”是一个关键的太空区域，支持许多技术进步和科学事业。它在现代社会中的重要性不容小觑，因为它促进了有效的通信、推动了科学研究，并为未来的探索打开了大门。随着我们继续扩大在太空中的存在，负责任地管理这一区域至关重要，以确保它在未来几代人中仍然是一个有价值的资产。