adjustable pitch

简明释义

可调螺距;

英英释义

例句

1.The racing yacht is equipped with an adjustable pitch propeller to maximize speed under varying wind conditions.

这艘赛车帆船配备了一个可调节桨距的螺旋桨，以在不同的风力条件下最大化速度。

2.Using an adjustable pitch fan can significantly improve air circulation in large spaces.

使用可调节桨距的风扇可以显著改善大空间内的空气循环。

3.The helicopter's adjustable pitch rotor blades allow for precise altitude control during flight.

直升机的可调节桨距旋翼叶片允许在飞行中精确控制高度。

4.In the latest model of the wind turbine, engineers have incorporated an adjustable pitch mechanism to optimize energy production.

在最新型号的风力涡轮机中，工程师们引入了一个可调节桨距机制，以优化能源生产。

5.The new drone features an adjustable pitch propeller system for enhanced maneuverability.

这款新型无人机配备了一个可调节桨距的螺旋桨系统，以增强机动性。

作文

The concept of adjustable pitch is prevalent in various fields, particularly in engineering and design. In essence, adjustable pitch refers to the ability to modify the angle or position of a component to achieve optimal performance. This feature is especially significant in applications such as aviation, where the efficiency of an aircraft can be greatly enhanced by altering the pitch of its propeller blades. By allowing for an adjustable pitch, pilots can optimize thrust and fuel efficiency depending on the flying conditions. For instance, during takeoff, a higher pitch may be necessary to generate more lift, while cruising may require a lower pitch to maintain speed with reduced fuel consumption.In the world of wind turbines, adjustable pitch plays a critical role in maximizing energy output. The blades of a wind turbine can be adjusted to capture wind energy more efficiently at varying wind speeds. When winds are too strong, the blades can be pitched to reduce their angle, preventing damage and maintaining system stability. Conversely, when winds are light, the blades can be set to a steeper angle to harness as much energy as possible. This adaptability not only enhances performance but also prolongs the lifespan of the equipment, making adjustable pitch a vital feature in renewable energy technologies.Musical instruments also benefit from the notion of adjustable pitch. For example, string instruments like violins and cellos have tuning pegs that allow musicians to adjust the pitch of each string. This capability is essential for achieving the correct musical notes and harmonies. Similarly, brass instruments often have valves or slides that enable players to change the pitch of the notes they produce. The ability to fine-tune pitch is crucial for musicians, as it ensures that their performance aligns with other instruments in an ensemble, creating a harmonious sound.In product design, the principle of adjustable pitch can be seen in various consumer goods. For instance, adjustable office chairs often feature mechanisms that allow users to change the angle of the seat or backrest. This customization ensures that individuals can find their preferred seating position, promoting comfort and reducing the risk of posture-related issues. Similarly, adjustable shelves in cabinets exemplify how adjustable pitch can enhance functionality and adaptability in home design.Moreover, the concept extends to technology, particularly in the realm of audio devices. Many modern speakers and sound systems come equipped with features that allow users to adjust the pitch of the sound output. This capability enables listeners to customize their audio experience, whether they prefer deeper bass or higher treble. Such adjustments can significantly enhance the enjoyment of music and other audio content.In summary, the term adjustable pitch encompasses a wide range of applications across different sectors. From aviation to renewable energy, music, product design, and technology, the ability to modify pitch is integral to improving performance, efficiency, and user satisfaction. As industries continue to evolve and innovate, the importance of adjustable pitch will undoubtedly remain a key consideration in the development of new technologies and products. Understanding this concept not only broadens our knowledge but also highlights the significance of adaptability in design and functionality.

可调音高的概念在各个领域中都很普遍，特别是在工程和设计中。基本上，可调音高指的是修改某个组件的角度或位置以达到最佳性能的能力。这一特性在航空等应用中尤为重要，因为通过改变飞机螺旋桨叶片的音高，可以大大提高飞机的效率。允许使用可调音高，飞行员可以根据飞行条件优化推力和燃油效率。例如，在起飞时，可能需要较高的音高以产生更多的升力，而在巡航时则可能需要较低的音高以维持速度并减少燃料消耗。在风力涡轮机的世界中，可调音高在最大化能量输出方面发挥着关键作用。风力涡轮机的叶片可以根据不同的风速进行调整，以更有效地捕获风能。当风速过强时，叶片可以调整角度以降低其角度，从而防止损坏并保持系统稳定。相反，当风速较轻时，叶片可以设置为更陡的角度，以尽可能多地利用能量。这种适应性不仅提高了性能，还延长了设备的使用寿命，使得可调音高成为可再生能源技术中的重要特性。乐器也受益于可调音高的概念。例如，小提琴和大提琴等弦乐器有调音轴，允许音乐家调整每根弦的音高。这种能力对于实现正确的音符和和声至关重要。同样，铜管乐器通常具有阀门或滑杆，使演奏者能够改变他们发出的音符的音高。微调音高的能力对音乐家来说至关重要，因为这确保了他们的表演与合奏中其他乐器的协调，创造出和谐的声音。在产品设计中，可调音高的原理可以在各种消费品中看到。例如，可调节的办公椅通常具有机制，允许用户改变座位或靠背的角度。这种定制确保个人可以找到他们喜欢的坐姿，促进舒适并降低与姿势相关的问题的风险。同样，橱柜中的可调节架子例证了如何在家居设计中增强功能性和适应性的可调音高。此外，这一概念还扩展到技术领域，特别是在音频设备的领域。许多现代扬声器和音响系统都配备了允许用户调整声音输出音高的功能。这种能力使听众能够自定义他们的音频体验，无论他们是更喜欢深沉的低音还是更高的高音。这些调整可以显著增强音乐和其他音频内容的享受。总之，术语可调音高涵盖了各个行业的广泛应用。从航空到可再生能源、音乐、产品设计和技术，修改音高的能力对于提高性能、效率和用户满意度至关重要。随着各行业的不断发展和创新，可调音高的重要性无疑将继续成为新技术和产品开发中的关键考虑因素。理解这一概念不仅拓宽了我们的知识，也突显了设计和功能中适应性的重要性。