partly submerged propeller

简明释义

部份浸水螺旋桨

英英释义

例句

1.The diver inspected the partly submerged propeller for any signs of damage.

潜水员检查了部分淹没的螺旋桨是否有任何损坏迹象。

2.The captain ordered a halt when he saw the partly submerged propeller in the water.

船长看到水中有部分淹没的螺旋桨时下令停止航行。

3.The boat struggled to move forward due to the partly submerged propeller.

由于部分淹没的螺旋桨，船只难以向前移动。

4.During the storm, we noticed the partly submerged propeller was causing vibrations.

在暴风雨中，我们注意到部分淹没的螺旋桨导致了震动。

5.He explained how a partly submerged propeller can affect a ship's performance.

他解释了部分淹没的螺旋桨如何影响船只的性能。

作文

The concept of a partly submerged propeller refers to a type of propeller that is not fully above or below the water's surface. This phenomenon can occur in various maritime settings, particularly in boats and ships operating in shallow waters or during certain maneuvers. Understanding the implications of a partly submerged propeller is crucial for both safety and efficiency in marine navigation.When a propeller is partly submerged, it can lead to several operational challenges. For instance, the performance of the propeller may be compromised due to cavitation, which occurs when pressure drops and vapor bubbles form. These bubbles can collapse violently, causing damage to the propeller blades and reducing overall thrust. As a result, the vessel may experience decreased speed and increased fuel consumption, leading to higher operational costs.Additionally, a partly submerged propeller can affect the stability of the vessel. When only a portion of the propeller is in the water, the thrust generated may be uneven, causing the boat to tilt or sway unpredictably. This instability can make handling the vessel more difficult, especially in rough waters or during tight turns. Therefore, mariners must be aware of their vessel's draft and the water depth to avoid situations where the propeller becomes partly submerged.Moreover, the design of the vessel plays a significant role in how effectively it can handle a partly submerged propeller. Vessels designed for deep water operations may not perform well in shallow conditions, where the propeller frequently encounters the water's surface. On the other hand, boats specifically built for shallow waters often have propellers that are positioned higher, minimizing the risk of being partly submerged.In conclusion, the term partly submerged propeller encapsulates a critical aspect of marine engineering and navigation. It highlights the importance of understanding how propeller operation can be affected by water depth and vessel design. Mariners must take precautions to avoid the complications associated with a partly submerged propeller, ensuring safe and efficient travel across various water bodies. By doing so, they can maintain their vessels' performance and prolong the life of their equipment, ultimately leading to a more enjoyable experience on the water.

“部分淹没的螺旋桨”一词指的是一种螺旋桨，它并不完全位于水面之上或之下。这种现象可以发生在各种海洋环境中，尤其是在浅水中操作的船只和船舶，或者在某些机动过程中。理解“部分淹没的螺旋桨”的含义对于海洋导航的安全性和效率至关重要。当螺旋桨“部分淹没”时，可能会导致几个操作挑战。例如，由于气蚀的发生，螺旋桨的性能可能受到影响，气蚀是指压力下降并形成蒸汽泡的现象。这些气泡可能会剧烈崩溃，造成螺旋桨叶片的损坏，并减少整体推力。因此，船只可能会经历速度下降和燃料消耗增加，从而导致更高的运营成本。此外，“部分淹没的螺旋桨”还会影响船只的稳定性。当只有一部分螺旋桨在水中时，产生的推力可能不均匀，导致船只倾斜或摇晃不定。这种不稳定性可能使船只在波涛汹涌的水域或紧急转弯时更难操控。因此，航海者必须意识到自己船只的吃水深度和水深，以避免螺旋桨变为“部分淹没”的情况。此外，船只的设计在处理“部分淹没的螺旋桨”方面也起着重要作用。专为深水操作设计的船只在浅水条件下可能表现不佳，因为螺旋桨经常接触水面。另一方面，专门为浅水建造的船只通常具有较高位置的螺旋桨，从而最小化“部分淹没”的风险。总之，“部分淹没的螺旋桨”这一术语概括了海洋工程和导航中的一个关键方面。它强调了理解螺旋桨操作如何受到水深和船只设计影响的重要性。航海者必须采取预防措施，以避免与“部分淹没的螺旋桨”相关的复杂情况，确保在各种水域中的安全和高效旅行。通过这样做，他们可以保持船只的性能并延长设备的使用寿命，最终在水上获得更愉快的体验。