reversing propeller

简明释义

变距螺旋桨

英英释义

例句

1.The engineer explained how the reversing propeller works during the maintenance briefing.

工程师在维护简报中解释了反向螺旋桨的工作原理。

2.The ship's speed increased as the captain engaged the reversing propeller.

船长启用了反向螺旋桨，船的速度增加了。

3.The reversing propeller allows for better maneuverability in tight spaces.

反向螺旋桨使船只在狭小空间内更易于操控。

4.Using a reversing propeller can help prevent collisions when navigating crowded waters.

使用反向螺旋桨可以帮助在拥挤水域中避免碰撞。

5.During docking, the crew relied on the reversing propeller to slow down the vessel.

在靠岸时，船员依靠反向螺旋桨来减缓船只的速度。

作文

The concept of a reversing propeller is essential in the field of marine engineering and aviation. A reversing propeller refers to a type of propeller that can change its rotational direction, allowing for reverse thrust. This innovative design is particularly useful in various applications, such as ships and aircraft, where maneuverability and control are critical. In maritime contexts, ships equipped with reversing propellers can efficiently navigate tight spaces, dock smoothly, and perform intricate maneuvers that would otherwise be challenging with traditional propellers.For instance, consider a large cargo ship approaching a busy port. As it nears the dock, the captain must execute precise movements to ensure a safe and efficient docking process. With the aid of a reversing propeller, the ship can quickly shift from forward motion to reverse thrust, allowing it to slow down and adjust its position accurately. This capability not only enhances safety but also reduces the risk of accidents that could arise from miscalculations in speed and direction.In aviation, the principle of the reversing propeller plays a significant role in certain types of aircraft, particularly those designed for short takeoff and landing (STOL) operations. These aircraft often utilize propellers that can be reversed to provide additional braking power during landing. When the pilot engages the reversing propeller, the thrust generated works against the forward motion of the aircraft, effectively slowing it down more rapidly than traditional braking systems alone could achieve. This feature is especially advantageous when landing on shorter runways or in adverse weather conditions, where every second counts.Moreover, the development and implementation of reversing propellers have evolved over the years, incorporating advanced materials and technology to improve efficiency and performance. Engineers continuously strive to enhance the design of these propellers to minimize drag while maximizing thrust capabilities. Innovations such as variable pitch blades allow for greater control over the angle of the propeller, leading to improved performance in various operational scenarios.In conclusion, the significance of the reversing propeller cannot be overstated. Its ability to provide reverse thrust in both maritime and aviation contexts enhances maneuverability, safety, and efficiency. As technology continues to advance, we can expect further improvements in the design and functionality of reversing propellers, making them an even more integral part of modern transportation systems. Understanding how they work and their applications is crucial for anyone involved in engineering, piloting, or maritime operations. The reversing propeller exemplifies the ingenuity of human engineering, showcasing how a simple yet effective mechanism can transform the way we navigate our world.

反向螺旋桨的概念在海洋工程和航空领域中至关重要。反向螺旋桨指的是一种可以改变旋转方向的螺旋桨，允许产生反向推力。这种创新设计在船舶和飞机等各种应用中尤为有用，因为机动性和控制至关重要。在海事环境中，配备有反向螺旋桨的船只可以有效地在狭窄空间内航行，平稳靠岸，并执行复杂的机动，这在传统螺旋桨的情况下将是具有挑战性的。例如，考虑一艘大型货船接近繁忙的港口。当它靠近码头时，船长必须执行精确的动作，以确保安全高效地停靠过程。在反向螺旋桨的帮助下，船只可以迅速从前进状态转变为反向推力，从而准确地减速和调整其位置。这种能力不仅提高了安全性，还减少了由于速度和方向计算错误而可能导致的事故风险。在航空方面，反向螺旋桨的原理在某些类型的飞机中发挥着重要作用，特别是那些设计用于短距离起降（STOL）操作的飞机。这些飞机通常利用可以反转的螺旋桨，在着陆过程中提供额外的制动力量。当飞行员启动反向螺旋桨时，产生的推力会对抗飞机的前进运动，有效地使其比传统制动系统更快地减速。这一特性在短跑道或恶劣天气条件下着陆时尤其有利，因为每一秒都至关重要。此外，反向螺旋桨的发展和实施多年来不断演变，采用先进的材料和技术来提高效率和性能。工程师们不断努力改进这些螺旋桨的设计，以最小化阻力，同时最大化推力能力。可变螺距叶片等创新技术使得对螺旋桨角度的控制更加灵活，从而在各种操作场景中改善性能。总之，反向螺旋桨的重要性不容小觑。它在海事和航空背景下提供反向推力的能力增强了机动性、安全性和效率。随着技术的不断进步，我们可以期待在反向螺旋桨的设计和功能上进一步改善，使其成为现代交通系统中更为重要的一部分。理解它们的工作原理及其应用对于任何参与工程、飞行或海事操作的人来说都是至关重要的。反向螺旋桨体现了人类工程的创造力，展示了一个简单而有效的机制如何改变我们在世界上的航行方式。