propelling machinery

简明释义

主机舱

英英释义

例句

1.In modern ships, the propelling machinery often includes advanced technology for better control.

在现代船只中，推进机械通常包括先进技术以便更好地控制。

2.Engineers are constantly improving the propelling machinery to increase fuel efficiency.

工程师们不断改进推进机械以提高燃油效率。

3.The design of the propelling machinery can significantly affect a vehicle's performance.

推进机械的设计可以显著影响车辆的性能。

4.The propelling machinery of the aircraft must undergo regular maintenance to ensure safety.

飞机的推进机械必须定期维护以确保安全。

5.The ship's propelling machinery is responsible for its speed and maneuverability.

这艘船的推进机械负责它的速度和机动性。

作文

In the vast world of engineering and technology, the term propelling machinery refers to the systems and devices that generate motion or thrust to propel vehicles and machinery forward. This concept is crucial in various fields, including automotive engineering, aerospace, and marine technology. Understanding propelling machinery can help us appreciate how different modes of transport operate and the innovations that have transformed these industries over time.To illustrate the significance of propelling machinery, let's consider the evolution of the automobile. Early cars relied on simple steam engines that converted heat energy into mechanical energy, which then moved the vehicle. However, as technology advanced, internal combustion engines became the standard. These engines utilize a series of controlled explosions to create power, which is then transferred to the wheels through a system of gears and driveshafts. Here, the propelling machinery consists of the engine, transmission, and all components that work together to provide the necessary force for movement.Similarly, in the aerospace industry, propelling machinery plays a vital role in aircraft performance. Jet engines, which are a type of propelling machinery, work by sucking in air, compressing it, mixing it with fuel, and igniting the mixture. The rapid expansion of gases pushes the aircraft forward, demonstrating the fundamental principles of propulsion. Innovations in this field, such as turbojet and turbofan engines, have significantly improved efficiency and speed, allowing for faster travel across long distances.Moreover, the maritime sector also relies heavily on propelling machinery. Ships and submarines utilize various forms of propulsion, including diesel engines, gas turbines, and even nuclear reactors. For instance, modern container ships often use slow-speed diesel engines that are efficient and capable of moving massive loads across oceans. The propelling machinery in these vessels must be designed to withstand harsh marine environments while providing reliable performance.The importance of propelling machinery extends beyond transportation. In industrial applications, various machines rely on propulsion systems to perform tasks efficiently. For example, conveyor belts, cranes, and excavators all incorporate propelling machinery to facilitate movement and operation. Understanding how these systems function is essential for engineers and technicians who maintain and improve these technologies.As we look towards the future, the development of alternative propelling machinery is becoming increasingly important. With growing concerns about climate change and environmental sustainability, engineers are exploring electric and hybrid propulsion systems. These innovations aim to reduce greenhouse gas emissions and reliance on fossil fuels. Electric vehicles (EVs), for instance, utilize electric motors as their propelling machinery, offering a cleaner and more sustainable mode of transportation.In conclusion, propelling machinery is a fundamental aspect of modern engineering that encompasses a wide range of applications. From automobiles to airplanes and industrial machines, understanding how these systems work is crucial for innovation and advancement in technology. As we continue to seek more sustainable solutions, the evolution of propelling machinery will undoubtedly play a significant role in shaping the future of transportation and industry. By appreciating the complexities and advancements in propelling machinery, we can better understand the incredible journey of human ingenuity in overcoming challenges and driving progress.

在广阔的工程和技术世界中，术语propelling machinery指的是产生运动或推力以推动车辆和机械向前的系统和设备。这个概念在汽车工程、航空航天和海洋技术等多个领域至关重要。理解propelling machinery可以帮助我们欣赏不同运输方式的运作以及随着时间推移变革这些行业的创新。为了说明propelling machinery的重要性，让我们考虑汽车的演变。早期的汽车依赖简单的蒸汽机，将热能转化为机械能，从而推动车辆。然而，随着技术的进步，内燃机成为标准。这些发动机利用一系列受控爆炸来产生动力，然后通过一系列齿轮和传动轴将动力传递到车轮。在这里，propelling machinery包括发动机、变速器以及所有协同工作以提供必要运动力的组件。同样，在航空航天工业中，propelling machinery在飞机性能中发挥着至关重要的作用。喷气发动机作为一种propelling machinery，通过吸入空气、压缩空气、与燃料混合并点燃混合物来工作。气体的快速膨胀推动飞机向前，展示了推进的基本原理。该领域的创新，如涡轮喷气发动机和涡扇发动机，显著提高了效率和速度，使得长途旅行更快。此外，海事部门也高度依赖propelling machinery。船只和潜艇利用各种形式的推进，包括柴油发动机、燃气涡轮甚至核反应堆。例如，现代集装箱船通常使用低速柴油发动机，这些发动机高效且能够在海洋上移动巨大的负载。这些船只中的propelling machinery必须设计成能够承受恶劣的海洋环境，同时提供可靠的性能。propelling machinery的重要性超越了运输。在工业应用中，各种机器依赖推进系统高效地执行任务。例如，输送带、起重机和挖掘机都结合了propelling machinery以促进运动和操作。理解这些系统如何运作对维护和改进这些技术的工程师和技术人员至关重要。展望未来，替代propelling machinery的发展变得越来越重要。随着对气候变化和环境可持续性日益关注，工程师们正在探索电动和混合动力推进系统。这些创新旨在减少温室气体排放和对化石燃料的依赖。例如，电动汽车（EV）利用电动马达作为其propelling machinery，提供一种更清洁和可持续的运输方式。总之，propelling machinery是现代工程的一个基本方面，涵盖了广泛的应用。从汽车到飞机再到工业机器，理解这些系统的工作原理对技术的创新和进步至关重要。随着我们继续寻求更可持续的解决方案，propelling machinery的演变无疑将在塑造交通和工业的未来中发挥重要作用。通过欣赏propelling machinery的复杂性和进步，我们可以更好地理解人类在克服挑战和推动进步方面的非凡旅程。