braking rocket

简明释义

制动火箭

英英释义

例句

1.Astronauts rely on the braking rocket to control their descent.

宇航员依赖于制动火箭来控制他们的下降。

2.To ensure a safe landing, the engineers designed an effective braking rocket system.

为了确保安全着陆，工程师们设计了一个有效的制动火箭系统。

3.The spacecraft used a braking rocket to slow down before entering the atmosphere.

航天器使用了一个制动火箭在进入大气层之前减速。

4.During the test flight, the braking rocket performed flawlessly.

在测试飞行中，制动火箭表现完美。

5.The mission was at risk until the braking rocket activated successfully.

在制动火箭成功激活之前，任务面临风险。

作文

In the realm of aerospace engineering, the term braking rocket refers to a specific type of propulsion system designed to decelerate spacecraft during their descent or landing phases. This technology is crucial for ensuring that vehicles can safely land on various celestial bodies, such as the Moon or Mars, where traditional landing methods may not suffice due to the lack of atmosphere or gravitational differences. The concept of a braking rocket is particularly fascinating because it combines principles of physics, engineering, and innovative design to achieve a common goal: safe landings.The primary function of a braking rocket is to provide thrust in the opposite direction of the spacecraft’s motion, effectively slowing it down. This is achieved through the controlled expulsion of propellant, which generates a force that counteracts the vehicle's velocity. For instance, when a spacecraft approaches a planet, it must reduce its speed significantly to avoid crashing into the surface. Here, the braking rocket plays an essential role by activating at strategic moments to ensure a smooth descent.One of the most notable examples of braking rockets in action is during the landing of the Mars Rover. When the rover enters the Martian atmosphere, it encounters a rapid change in pressure and temperature. To manage this transition safely, engineers utilize a combination of aerodynamic drag and braking rockets to slow the rover down before it touches down. The successful landing of the Mars Rover has showcased the effectiveness of this technology and has paved the way for future missions.Moreover, the design of braking rockets involves intricate calculations and simulations to predict how they will perform under various conditions. Engineers must consider factors such as fuel efficiency, thrust-to-weight ratio, and the specific characteristics of the target environment. By optimizing these variables, they can create a reliable system that enhances the safety and success rate of space missions.In addition to their use in landing scenarios, braking rockets can also be employed in orbital maneuvers. For example, satellites often need to adjust their orbits or deorbit at the end of their operational life. In these cases, braking rockets are utilized to change velocity and trajectory, ensuring that the satellite can be repositioned or safely removed from orbit. This versatility highlights the importance of braking rockets in the broader context of space exploration and satellite management.As technology continues to advance, the future of braking rockets looks promising. Researchers are exploring new materials and propulsion methods that could enhance the efficiency and effectiveness of these systems. Innovations such as electric propulsion or hybrid systems may soon become integral components of braking rocket technology, allowing for even more sophisticated maneuvers and safer landings.In conclusion, the term braking rocket encapsulates a vital aspect of modern aerospace engineering. It represents a blend of science, technology, and creativity aimed at overcoming the challenges of space travel. As we continue to explore the universe, understanding and improving braking rockets will be key to ensuring the safety and success of future missions. Whether landing on distant planets or managing satellite orbits, the impact of braking rockets on space exploration cannot be overstated. Their role in making ambitious journeys possible is a testament to human ingenuity and the relentless pursuit of knowledge beyond our world.

在航空航天工程领域，术语braking rocket指的是一种特定类型的推进系统，旨在减速航天器在下降或着陆阶段。这项技术对于确保航天器能够安全着陆于各种天体（例如月球或火星）至关重要，因为由于缺乏大气层或重力差异，传统着陆方法可能无法满足要求。braking rocket的概念特别引人入胜，因为它结合了物理学、工程学和创新设计的原则，以实现一个共同目标：安全着陆。braking rocket的主要功能是在航天器运动的相反方向提供推力，有效地减缓其速度。这是通过控制排放推进剂来实现的，从而产生一个抵消航天器速度的力量。例如，当航天器接近一颗行星时，必须显著降低其速度，以避免撞击表面。在这里，braking rocket通过在战略时刻激活，确保平稳下降，发挥了重要作用。最著名的braking rocket应用实例之一是在火星探测车着陆时。当探测车进入火星大气层时，会遇到压力和温度的快速变化。为了安全管理这一过渡，工程师利用空气动力学阻力和braking rocket的组合，在探测车着陆前减速。火星探测车的成功着陆展示了这项技术的有效性，并为未来的任务铺平了道路。此外，braking rocket的设计涉及复杂的计算和模拟，以预测其在各种条件下的表现。工程师必须考虑诸如燃料效率、推重比和目标环境的特定特征等因素。通过优化这些变量，他们可以创建一个可靠的系统，从而提高太空任务的安全性和成功率。除了在着陆场景中的应用外，braking rocket还可以用于轨道机动。例如，卫星通常需要调整其轨道或在操作结束时脱轨。在这些情况下，braking rocket被用来改变速度和轨迹，确保卫星能够重新定位或安全地从轨道上移除。这种多样性突显了braking rocket在更广泛的太空探索和卫星管理中的重要性。随着技术的不断进步，braking rocket的未来看起来很有前途。研究人员正在探索新的材料和推进方法，这些方法可能会增强这些系统的效率和有效性。电推进或混合系统等创新可能很快成为braking rocket技术的核心组件，使得更加复杂的机动和更安全的着陆成为可能。总之，术语braking rocket概括了现代航空航天工程的重要方面。它代表了科学、技术和创造力的结合，旨在克服太空旅行的挑战。随着我们继续探索宇宙，理解和改进braking rocket将是确保未来任务安全和成功的关键。无论是在遥远的行星上着陆还是管理卫星轨道，braking rocket对太空探索的影响都不容小觑。它们在使雄心勃勃的旅程成为可能方面的作用是人类创造力和对知识不断追求的见证。