jet thrust

简明释义

喷射推力

英英释义

例句

1.The aircraft's speed increased rapidly due to the powerful jet thrust.

由于强大的喷气推力，飞机的速度迅速增加。

2.Adjusting the angle of the nozzle can change the direction of jet thrust.

调整喷嘴的角度可以改变喷气推力的方向。

3.The jet thrust produced by the rocket was enough to escape Earth's gravity.

火箭产生的喷气推力足以逃脱地球的引力。

4.The efficiency of the engine is measured by its jet thrust output.

发动机的效率通过其喷气推力输出进行衡量。

5.Engineers must calculate the jet thrust to ensure the plane can take off safely.

工程师必须计算喷气推力以确保飞机能够安全起飞。

作文

The concept of jet thrust is fundamental to the field of aerodynamics and propulsion. It refers to the force that propels an aircraft forward, generated by the expulsion of jet streams from its engines. Understanding jet thrust is essential for engineers and pilots alike, as it plays a crucial role in the performance and efficiency of flying vehicles.When an aircraft's engines operate, they intake air and compress it before mixing it with fuel. This mixture is ignited, resulting in a rapid expansion of gases that are expelled out of the back of the engine at high speed. The action of pushing these gases backward creates an equal and opposite reaction, propelling the aircraft forward due to Newton's Third Law of Motion. This force is what we refer to as jet thrust.The amount of jet thrust produced can vary based on several factors, including the type of engine, the design of the aircraft, and the conditions under which it operates. For instance, a fighter jet may require significantly more jet thrust than a commercial airliner to achieve supersonic speeds. Engineers often measure jet thrust in pounds or newtons, and optimizing this force is a critical aspect of aircraft design.Moreover, the efficiency of jet thrust can influence fuel consumption, operational costs, and environmental impact. Aircraft that can produce high levels of jet thrust without excessive fuel use are considered more efficient. This has led to advancements in technology, such as the development of turbofan engines, which provide greater thrust while minimizing fuel burn.In addition to its importance in aviation, jet thrust also has applications in space exploration. Rockets generate thrust through similar principles, using the expulsion of gas from their engines to propel themselves into space. The study of jet thrust in rocketry has led to significant advancements in our ability to explore the universe, from launching satellites to sending humans to the Moon and beyond.Understanding jet thrust is not only a matter of technical knowledge but also a gateway to innovation in aerospace engineering. As the demand for faster, more efficient air travel grows, the pursuit of improved jet thrust capabilities remains at the forefront of research and development. Engineers are continually exploring new materials, designs, and technologies to enhance the performance of aircraft engines.In conclusion, jet thrust is a vital force in both aviation and space exploration. Its fundamental principles are rooted in physics, and its applications stretch from commercial airlines to interstellar travel. As we continue to push the boundaries of what is possible in flight, the understanding and optimization of jet thrust will remain a key focus for engineers and scientists alike. By harnessing the power of jet thrust, we can not only improve our current modes of transportation but also pave the way for future innovations that could revolutionize how we travel across our planet and beyond.

“喷气推力”的概念是空气动力学和推进领域的基础。它指的是通过发动机喷出的喷气流产生的推动飞机向前的力量。理解“喷气推力”对工程师和飞行员来说都是至关重要的，因为它在飞行器的性能和效率中发挥着关键作用。当飞机的发动机运转时，它们会吸入空气并压缩，然后将其与燃料混合。这种混合物被点燃，导致气体迅速膨胀并以高速从发动机后方排出。推动这些气体向后排出的动作产生了相等且相反的反应，根据牛顿第三定律，这推动了飞机向前。这个力量就是我们所称的“喷气推力”。产生的“喷气推力”的数量可能会因多种因素而异，包括发动机类型、飞机设计以及其操作条件。例如，一架战斗机可能需要比商业客机显著更多的“喷气推力”才能达到超音速。工程师通常用磅或牛顿来测量“喷气推力”，优化这种力量是飞机设计的重要方面。此外，“喷气推力”的效率可以影响燃料消耗、运营成本和环境影响。能够在不消耗过多燃料的情况下产生高水平“喷气推力”的飞机被认为更高效。这促使了技术的进步，例如涡扇发动机的发展，它们在最小化燃料消耗的同时提供更大的推力。除了在航空中的重要性外，“喷气推力”在太空探索中也有应用。火箭通过类似的原理产生推力，利用从发动机中喷出的气体推动自己进入太空。对火箭“喷气推力”的研究促进了我们探索宇宙的重大进展，从发射卫星到将人类送上月球及更远的地方。理解“喷气推力”不仅仅是技术知识的问题，也是航空工程创新的一个入口。随着对更快、更高效航空旅行的需求不断增长，提高“喷气推力”能力的追求仍然是研究和开发的重点。工程师们不断探索新的材料、设计和技术，以增强飞机发动机的性能。总之，“喷气推力”在航空和太空探索中都是一种至关重要的力量。它的基本原理根植于物理学，其应用范围从商业航空公司到星际旅行。随着我们继续推动飞行可能性的边界，对“喷气推力”的理解和优化将始终是工程师和科学家的重点。通过利用“喷气推力”的力量，我们不仅可以改善当前的交通方式，还可以为未来的创新铺平道路，这些创新可能会彻底改变我们在地球及更远地方的旅行方式。