thrust force

简明释义

推力

英英释义

例句

1.Engineers must calculate the optimal thrust force needed for a successful launch.

工程师必须计算成功发射所需的最佳推力。

2.The design of the airplane wings affects the thrust force generated by the engines.

飞机机翼的设计影响发动机产生的推力。

3.The rocket's engines generate a significant amount of thrust force to propel it into space.

火箭的发动机产生了大量的推力，以将其推进太空。

4.The thrust force produced by the jet engine allows the aircraft to take off.

喷气发动机产生的推力使飞机能够起飞。

5.In aerodynamics, the thrust force is essential for overcoming drag during flight.

在空气动力学中，推力对于克服飞行中的阻力至关重要。

作文

In the realm of physics and engineering, the concept of thrust force is fundamental to understanding how various machines and vehicles operate. The term thrust force refers to the force exerted by a propulsion system, typically in a direction opposite to the force of drag, allowing an object to move forward. This force is crucial in applications such as aviation, rocketry, and even in everyday vehicles like cars and boats. To illustrate the importance of thrust force, let us consider the example of an airplane. When an aircraft takes off, its engines generate a significant amount of thrust force that propels it down the runway and into the sky. This force must overcome not only the weight of the airplane but also the drag caused by air resistance. The engines work efficiently to produce enough thrust force to lift the aircraft off the ground, demonstrating the delicate balance between thrust, weight, and drag.Similarly, in the field of rocketry, thrust force plays a critical role. Rockets are designed to produce immense thrust force to escape Earth's gravitational pull. The combustion of rocket fuel generates hot gases that are expelled at high speed from the rocket's engines, creating a reaction force that propels the rocket upward. This principle, known as Newton's Third Law of Motion, states that for every action, there is an equal and opposite reaction. Thus, the thrust force generated by the rocket allows it to ascend into space, where it can carry out its mission.In addition to these examples, thrust force is also relevant in the design of automobiles. Cars utilize engines that convert fuel into mechanical energy, producing thrust force that moves the vehicle forward. Engineers must carefully calculate the amount of thrust force needed to achieve desired speeds while considering factors such as weight, aerodynamics, and friction. The efficiency of an engine in generating thrust force directly impacts a vehicle's performance, fuel consumption, and overall driving experience.Understanding thrust force is not limited to mechanical systems; it also extends to biological systems. For instance, when a swimmer pushes against the water, they create a thrust force that propels them forward. The muscles in their arms and legs generate this force, allowing them to glide through the water efficiently. This biological application of thrust force highlights how fundamental this concept is across different domains.In summary, the notion of thrust force is integral to various fields, from aerospace engineering to biology. It encompasses the forces required to propel objects forward, whether they are airplanes, rockets, cars, or even humans swimming. A comprehensive understanding of thrust force enables engineers, scientists, and students alike to appreciate the mechanics behind movement and propulsion, ultimately leading to advancements in technology and efficiency. As we continue to explore the principles of physics, the significance of thrust force will undoubtedly remain a key topic in our quest for innovation and discovery.

在物理和工程领域，推力的概念对于理解各种机器和车辆的运作至关重要。术语推力指的是推进系统施加的力，通常与阻力相反，使物体向前移动。这种力在航空、火箭技术甚至日常车辆如汽车和船只等应用中至关重要。为了说明推力的重要性，让我们考虑一个飞机的例子。当飞机起飞时，其引擎产生大量的推力，将其推进跑道并升入天空。这种力量不仅必须克服飞机的重量，还必须克服空气阻力造成的阻力。发动机高效地工作，产生足够的推力使飞机离开地面，展示了推力、重量和阻力之间的微妙平衡。同样，在火箭技术领域，推力发挥着关键作用。火箭设计用于产生巨大的推力以逃脱地球的引力。火箭燃料的燃烧产生高温气体，这些气体以高速从火箭发动机排出，产生推动火箭向上的反作用力。这一原理被称为牛顿第三运动定律，表明每个作用都有一个相等且相反的反应。因此，火箭产生的推力使其能够升入太空，执行其任务。除了这些例子，推力在汽车设计中也很相关。汽车利用发动机将燃料转化为机械能，产生推动车辆前进的推力。工程师必须仔细计算实现所需速度所需的推力，同时考虑重量、空气动力学和摩擦等因素。发动机在产生推力方面的效率直接影响到车辆的性能、燃油消耗和整体驾驶体验。理解推力并不限于机械系统；它还扩展到生物系统。例如，当游泳者推水时，他们创造的推力使他们向前推进。他们手臂和腿部的肌肉产生这种力量，使他们能够高效地滑行在水中。这种生物应用的推力强调了这一概念在不同领域的基本性。总之，推力的概念在各个领域都是不可或缺的，从航空航天工程到生物学。它涵盖了推动物体向前所需的力量，无论是飞机、火箭、汽车还是甚至人类游泳。全面理解推力使工程师、科学家和学生能够欣赏运动和推进背后的机制，最终促进技术和效率的进步。随着我们继续探索物理原理，推力的重要性无疑将在我们追求创新和发现的过程中继续成为一个关键话题。