outboard propeller

简明释义

外侧螺旋桨

英英释义

例句

1.The mechanic replaced the old outboard propeller with a new one.

机械师用新的舷外螺旋桨替换了旧的。

2.A damaged outboard propeller can affect the boat's speed.

损坏的舷外螺旋桨会影响船的速度。

3.Make sure to clean the outboard propeller regularly to prevent algae build-up.

确保定期清洁舷外螺旋桨以防止藻类积聚。

4.He decided to upgrade the outboard propeller for better performance.

他决定升级舷外螺旋桨以提高性能。

5.The boat's outboard propeller was damaged during the storm.

船的舷外螺旋桨在暴风雨中受损。

作文

The world of boating is filled with various components that contribute to the performance and efficiency of a vessel. One such crucial component is the outboard propeller, which plays a significant role in propelling boats through water. Understanding how an outboard propeller works and its importance can enhance one’s appreciation for boating and marine engineering.An outboard propeller is typically mounted on the transom of a boat, connected to an outboard motor that provides the necessary thrust. The design of the outboard propeller consists of blades that rotate and push water backward, thereby moving the boat forward. This principle is based on Newton's third law of motion, which states that for every action, there is an equal and opposite reaction. As the outboard propeller pushes water backward, the boat is propelled forward.There are various types of outboard propellers available, each designed for specific purposes. For instance, some are optimized for speed, while others are tailored for better fuel efficiency or improved maneuverability. The choice of the right outboard propeller can significantly affect a boat's performance, including its speed, handling, and fuel consumption. Therefore, boaters must consider factors such as the type of water they will be navigating, the weight of their vessel, and the desired speed when selecting an outboard propeller.Maintenance of the outboard propeller is also essential for ensuring optimal performance. Regular inspections should be conducted to check for any signs of wear or damage, such as nicks or bends in the blades. Even minor damage can lead to decreased efficiency and increased fuel consumption. Additionally, keeping the outboard propeller clean from debris and marine growth is vital, as this buildup can hinder its performance.One of the fascinating aspects of the outboard propeller is its evolution over the years. Early designs were relatively simple and limited in functionality. However, advancements in technology have led to the development of more sophisticated designs that enhance performance. For example, some modern outboard propellers feature variable pitch blades, allowing them to adjust their angle during operation, optimizing thrust and efficiency under different conditions.In conclusion, the outboard propeller is a fundamental component of many boats, influencing their performance and efficiency. By understanding its function and importance, boaters can make informed decisions regarding maintenance and selection. Whether cruising across serene lakes or navigating turbulent seas, an effective outboard propeller ensures a smooth and enjoyable boating experience.

船舶世界充满了各种组成部分，这些组成部分有助于船只的性能和效率。其中一个至关重要的组成部分是舷外螺旋桨，它在推动船只穿越水域方面发挥着重要作用。理解舷外螺旋桨的工作原理及其重要性，可以增强人们对航海和海洋工程的欣赏。舷外螺旋桨通常安装在船的舷侧，连接到提供必要推力的舷外发动机。舷外螺旋桨的设计由旋转的叶片组成，这些叶片向后推水，从而使船向前移动。这一原理基于牛顿的第三运动定律，即每个动作都有一个相等且相反的反应。当舷外螺旋桨向后推水时，船被推进向前。市场上有各种类型的舷外螺旋桨，每种类型都针对特定用途进行了优化。例如，有些螺旋桨专为速度而设计，而另一些则旨在提高燃油效率或改善操控性。选择合适的舷外螺旋桨可以显著影响船只的性能，包括速度、操控性和燃油消耗。因此，船主在选择舷外螺旋桨时，必须考虑他们将要航行的水域类型、船只的重量以及期望的速度等因素。舷外螺旋桨的维护对于确保最佳性能也至关重要。应定期检查以查看是否有磨损或损坏的迹象，例如叶片上的缺口或弯曲。即使是轻微的损坏也会导致效率降低和燃油消耗增加。此外，保持舷外螺旋桨清洁，避免碎片和海洋生物的滋生也很重要，因为这些堆积物会妨碍其性能。舷外螺旋桨的一个迷人之处在于它多年来的演变。早期的设计相对简单，功能有限。然而，技术的进步促使开发出更复杂的设计，以提高性能。例如，一些现代舷外螺旋桨采用可变螺距叶片，允许在操作过程中调整其角度，从而在不同条件下优化推力和效率。总之，舷外螺旋桨是许多船只的基本组成部分，影响着它们的性能和效率。通过理解其功能和重要性，船主可以在维护和选择方面做出明智的决策。无论是在宁静的湖面上巡航，还是在波涛汹涌的海域中航行，强效的舷外螺旋桨都能确保顺畅愉快的航海体验。