reversing propeller

简明释义

可倒转螺旋桨变距螺旋桨

英英释义

例句

1.The reversing propeller is essential for quickly changing the direction of the submarine.

反向螺旋桨对于快速改变潜艇的方向至关重要。

2.The engineer explained that a malfunctioning reversing propeller could lead to serious navigational issues.

工程师解释说，故障的反向螺旋桨可能导致严重的导航问题。

3.The ship's captain instructed the crew to engage the reversing propeller to slow down the vessel.

船长指示船员启动反向螺旋桨以减缓船只的速度。

4.During the emergency drill, the crew practiced using the reversing propeller to avoid obstacles.

在紧急演习中，船员们练习使用反向螺旋桨来避开障碍物。

5.When approaching the dock, the pilot activated the reversing propeller to maneuver the boat into position.

在靠近码头时，飞行员启动了反向螺旋桨以将船只调整到合适的位置。

作文

In the world of maritime engineering, the term reversing propeller refers to a type of propeller that can change its rotational direction. This capability allows ships to move both forward and backward efficiently, making it an essential component in modern vessel design. The reversing propeller is particularly useful in situations where precise maneuvering is required, such as docking or navigating through narrow channels. The mechanism behind a reversing propeller is quite fascinating. Unlike traditional propellers that only spin in one direction, a reversing propeller can alter its pitch or rotation direction, allowing the ship to reverse its thrust. This is achieved through various engineering techniques, including adjustable blades or specific gear systems. By altering the pitch of the blades, the vessel can effectively push water in the opposite direction, enabling a smooth and controlled reverse movement.One significant advantage of using a reversing propeller is enhanced maneuverability. In busy ports or during challenging weather conditions, the ability to reverse quickly can be a lifesaver. For instance, when a ship is approaching a dock, the captain may need to reverse the vessel to avoid collisions or position it correctly alongside the pier. The reversing propeller allows for rapid adjustments, ensuring that the ship can navigate safely and efficiently.Moreover, the use of a reversing propeller can contribute to fuel efficiency. Traditional vessels often require additional engines or thrusters to facilitate backward movement, which can increase operational costs. However, with a reversing propeller, the same propulsion system can serve dual purposes, reducing the overall weight and complexity of the ship's design. This aspect not only saves money but also minimizes the environmental impact by lowering fuel consumption.Despite its advantages, the implementation of a reversing propeller is not without challenges. The engineering complexities involved in designing a reliable and efficient reversing propeller can be significant. Engineers must ensure that the propeller can withstand the stresses of both forward and reverse operations while maintaining optimal performance in various sea conditions. Additionally, regular maintenance is crucial to prevent wear and tear that could affect the propeller's functionality over time.In conclusion, the reversing propeller represents a remarkable innovation in maritime technology. Its ability to facilitate quick and efficient maneuvering has transformed how ships operate, particularly in tight spaces. As the maritime industry continues to evolve, the importance of effective propulsion systems like the reversing propeller will only grow. By enhancing maneuverability and fuel efficiency, this technology plays a vital role in ensuring safe and sustainable maritime operations.

在海洋工程领域，短语reversing propeller指的是一种能够改变旋转方向的螺旋桨。这种能力使得船只能够高效地向前和向后移动，使其成为现代船舶设计中的一个重要组成部分。reversing propeller在需要精确操控的情况下尤其有用，例如停靠或在狭窄的水道中航行。reversing propeller背后的机制非常迷人。与传统的只能朝一个方向旋转的螺旋桨不同，reversing propeller可以改变其叶片的角度或旋转方向，从而使船只反向推进。这是通过各种工程技术实现的，包括可调叶片或特定的齿轮系统。通过改变叶片的角度，船只可以有效地将水推向相反的方向，从而实现平稳和受控的倒退运动。使用reversing propeller的一个重要优势是增强了机动性。在繁忙的港口或恶劣的天气条件下，快速倒退的能力可能是救命稻草。例如，当一艘船接近码头时，船长可能需要将船只倒退，以避免碰撞或正确地将其停靠在码头旁边。reversing propeller允许快速调整，确保船只能够安全高效地航行。此外，使用reversing propeller还可以提高燃油效率。传统船只通常需要额外的发动机或推进器来促进向后运动，这可能会增加运营成本。然而，使用reversing propeller，同一推进系统可以发挥双重作用，从而减少船舶设计的整体重量和复杂性。这一方面不仅节省了资金，还通过降低燃料消耗来最小化对环境的影响。尽管有其优势，实施reversing propeller并非没有挑战。设计一个可靠且高效的reversing propeller所涉及的工程复杂性可能相当大。工程师必须确保螺旋桨能够承受正向和反向操作的压力，同时在各种海况下保持最佳性能。此外，定期维护对于防止磨损和撕裂至关重要，这可能会影响螺旋桨随时间推移的功能。总之，reversing propeller代表了海洋技术中的一项显著创新。其促进快速高效机动的能力改变了船只的操作方式，特别是在狭窄空间内。随着海洋行业的不断发展，像reversing propeller这样的有效推进系统的重要性只会增加。通过增强机动性和燃油效率，这项技术在确保安全和可持续的海洋作业方面发挥着至关重要的作用。