high pitch propeller

简明释义

大螺距螺旋桨

英英释义

例句

1.A high pitch propeller is ideal for applications requiring quick acceleration.

高螺距螺旋桨非常适合需要快速加速的应用。

2.The boat was equipped with a high pitch propeller, which allowed it to reach faster speeds.

这艘船配备了一个高螺距螺旋桨，使其能够达到更快的速度。

3.Using a high pitch propeller can improve fuel efficiency in certain types of engines.

使用高螺距螺旋桨可以提高某些类型发动机的燃油效率。

4.When sailing in open waters, a high pitch propeller helps maintain speed against strong currents.

在开阔水域航行时，高螺距螺旋桨有助于在强流中保持速度。

5.The engineer recommended a high pitch propeller for the racing yacht to enhance performance.

工程师建议为赛车游艇选择一个高螺距螺旋桨以提高性能。

作文

The world of aviation and marine engineering is filled with complex components that play crucial roles in performance. One such component is the high pitch propeller, which is designed to operate efficiently at higher speeds. In simple terms, a high pitch propeller (高螺距螺旋桨) has blades that are angled steeply, allowing it to move a larger volume of water or air with each rotation compared to a low pitch propeller. This design makes it particularly effective for applications where speed is essential.Understanding the mechanics behind a high pitch propeller requires a basic knowledge of how propellers work. When a propeller spins, it generates thrust by pushing against the surrounding fluid—be it air or water. The pitch of the propeller refers to the angle of the blades in relation to the plane of rotation. A higher pitch means that the blades are set at a steeper angle, which increases the distance traveled with each rotation. Thus, a high pitch propeller is ideal for fast-moving vessels or aircraft, as it can achieve greater speeds with less effort.However, there are trade-offs when using a high pitch propeller. While it excels in speed, it may not provide the same level of acceleration or power at lower speeds. This is why many boats and planes use variable pitch propellers, which allow them to adjust the angle of the blades based on the required speed and thrust. For example, during takeoff, an aircraft might use a lower pitch to gain speed quickly, then switch to a higher pitch for cruising.In marine applications, the use of a high pitch propeller can significantly enhance a boat's performance, especially for racing or high-speed travel. It allows the vessel to maintain higher speeds over longer distances, making it popular among competitive sailors. However, the efficiency of a high pitch propeller can be affected by factors such as water conditions, load, and hull design. Therefore, selecting the right type of propeller is crucial for optimal performance.Moreover, advancements in technology have led to the development of specialized high pitch propellers that cater to specific needs. For instance, some are designed to reduce noise and vibration, which is particularly important for recreational boats or luxury yachts. Others may focus on fuel efficiency, helping to minimize operational costs while maximizing speed.In conclusion, the high pitch propeller plays a vital role in the fields of aviation and marine engineering. Its ability to generate high speeds makes it a preferred choice for various applications, from racing boats to fast aircraft. However, understanding its limitations and the context in which it operates is essential for engineers and designers alike. As technology continues to evolve, we can expect further innovations in propeller design, enhancing the capabilities of these remarkable devices even more. Whether you're a seasoned engineer or a curious enthusiast, the high pitch propeller represents a fascinating intersection of physics and design in modern transportation.

航空和海洋工程的世界充满了复杂的组件，这些组件在性能中发挥着至关重要的作用。其中一个组件就是高螺距螺旋桨，它被设计成在更高的速度下有效运作。简单来说，高螺距螺旋桨（high pitch propeller）具有较陡的叶片角度，使其能够在每次旋转中移动比低螺距螺旋桨更多的水或空气。这种设计使其在速度至关重要的应用中特别有效。理解高螺距螺旋桨背后的机械原理需要对螺旋桨如何工作有基本的了解。当螺旋桨旋转时，它通过推动周围的流体——无论是空气还是水——来产生推力。螺旋桨的螺距指的是叶片与旋转平面之间的角度。较高的螺距意味着叶片设置在更陡的角度，从而增加每次旋转所行进的距离。因此，高螺距螺旋桨非常适合快速移动的船只或飞机，因为它可以以更少的努力达到更大的速度。然而，使用高螺距螺旋桨时也存在权衡。虽然它在速度方面表现出色，但在较低速度下可能无法提供相同水平的加速或动力。这就是为什么许多船只和飞机使用可变螺距螺旋桨，它们允许根据所需的速度和推力调整叶片的角度。例如，在起飞期间，飞机可能会使用较低的螺距快速获得速度，然后在巡航时切换到较高的螺距。在海洋应用中，使用高螺距螺旋桨可以显著提升船只的性能，特别是在比赛或高速旅行中。它使船只能够在更长的距离上保持更高的速度，因此在竞争性航海者中非常受欢迎。然而，高螺距螺旋桨的效率可能会受到水文条件、负载和船体设计等因素的影响。因此，选择合适类型的螺旋桨对于最佳性能至关重要。此外，技术的进步导致了专门高螺距螺旋桨的开发，以满足特定需求。例如，有些设计用于减少噪音和振动，这对于休闲船只或豪华游艇尤为重要。其他则可能专注于燃油效率，帮助最小化运营成本，同时最大化速度。总之，高螺距螺旋桨在航空和海洋工程领域发挥着重要作用。它产生高速的能力使其成为各种应用的首选，从赛车船到快速飞机。然而，理解它的局限性及其运行的背景对于工程师和设计师来说都是必不可少的。随着技术的不断发展，我们可以期待在螺旋桨设计方面的进一步创新，进一步增强这些卓越设备的能力。无论你是经验丰富的工程师还是好奇的爱好者，高螺距螺旋桨都代表了现代交通工具中物理学与设计的迷人交汇点。