nacelles

简明释义

英[nəˈselz]美[nəˈselz]

n. 短舱（nacelle 的复数形式）

英英释义

单词用法

同义词

反义词

例句

1.Developed with the U. S. Air Force Research Laboratory, and further refined with NASA, the HWB also features an unusual propulsion arrangement that houses the engines in overwing nacelles.

与美国空军研究实验室开发，并与美国航空航天局进一步改进，在引擎机舱的发动机上，HWB还具有一个不寻常的推进配备。

2.As a world leader in aircraft engine nacelles, Safran nacelles designs, produces and supports aircraft engine nacelles.

赛峰短舱公司是世界领先的飞机发动机短舱制造商，负责设计、制造和支持飞机发动机短舱。

3.Examine the wings, nacelles, and upper and lower nacelle strut-to-wing fairing for fuel or other fluid leaks.

检查机翼，短舱，机身到机翼的整流装置，上下短舱有无燃油或其他液体渗漏。

4.It sports chevrons on the nacelles, or fan housings.

它在引擎吊舱或者风扇外罩上运用chevrons技术。

5.Experiment results using a flight control platform show that the model accurately reflects the dynamic relationships between the nacelles tilting Angle and the aircraft attitude.

实验结果表明，模型有效地反映了倾转旋翼机的短舱在倾转过程中，短舱倾转角与飞机姿态之间的动态关系。

6.As a world leader in aircraft engine nacelles, Safran nacelle designs, produces and supports aircraft engine nacelles.

赛峰短舱公司是世界领先的飞机发动机短舱制造商，负责设计、制造和支持飞机发动机短舱。

7.Developed with the U. S. Air Force Research Laboratory, and further refined with NASA, the HWB also features an unusual propulsion arrangement that houses the engines in overwing nacelles.

与美国空军研究实验室开发，并与美国航空航天局进一步改进，在引擎机舱的发动机上，HWB还具有一个不寻常的推进配备。

8.Please wipe excess oil from engine nacelles and landing gears.

擦掉发动机吊舱和起落架上多余的油。

9.The design of the nacelles can significantly affect fuel efficiency.

发动机舱的设计可以显著影响燃油效率。

10.The aircraft's nacelles house the engines and are crucial for aerodynamics.

飞机的发动机舱内置引擎，对空气动力学至关重要。

11.The engineers carefully inspected the nacelles to ensure there were no structural defects.

工程师们仔细检查了发动机舱以确保没有结构缺陷。

12.During the flight test, the performance of the nacelles was monitored closely.

在飞行测试期间，发动机舱的性能被密切监测。

13.Maintenance crews often clean the nacelles to prevent ice buildup.

维修人员经常清洁发动机舱以防止冰层积聚。

作文

In the world of aviation and aerospace engineering, the term nacelles refers to the streamlined housings that encase engines on aircraft. These structures are crucial not only for housing the engines but also for improving the aerodynamics of the aircraft. The design of nacelles plays a significant role in reducing drag, which is essential for enhancing fuel efficiency and overall performance during flight. Historically, the evolution of nacelles can be traced back to the early days of aviation. Initially, engines were mounted directly onto the wings or fuselage, leading to increased drag and inefficiencies. As technology advanced, engineers began to recognize the importance of enclosing engines within nacelles, which allowed for better airflow around the engines and reduced turbulence. This innovation marked a significant milestone in aircraft design, contributing to faster and more efficient planes.Modern nacelles are designed with precision and are often made from lightweight materials such as composites and aluminum alloys. These materials not only reduce the overall weight of the aircraft but also provide strength and durability. Moreover, the internal structure of nacelles is engineered to accommodate various components, including fuel lines, electrical wiring, and cooling systems, ensuring that the engine operates efficiently under varying conditions.One of the most critical functions of nacelles is noise reduction. Aircraft engines can be incredibly loud, and the design of nacelles includes soundproofing elements that help mitigate this noise. By incorporating advanced acoustic materials and optimizing the shape of nacelles, engineers strive to create a quieter flying experience for passengers and minimize the impact on communities near airports.In addition to their functional aspects, nacelles also contribute to the aesthetic appeal of aircraft. The sleek, aerodynamic shapes of modern nacelles enhance the overall look of an airplane, making it more visually appealing. This combination of functionality and aesthetics is vital in the competitive aviation industry, where airlines seek to attract customers with both performance and style.Furthermore, the maintenance of nacelles is an essential aspect of aircraft operation. Regular inspections are necessary to ensure that the nacelles and their components are in good condition. Technicians must check for signs of wear, damage, or corrosion, as any issues could potentially compromise the safety and efficiency of the aircraft. This ongoing maintenance process underscores the importance of nacelles in the overall operational integrity of an airplane.In conclusion, nacelles are more than just engine housings; they are integral components of aircraft design that enhance performance, reduce noise, and contribute to the aesthetic appeal of airplanes. As aviation technology continues to evolve, the design and functionality of nacelles will likely advance, leading to even more efficient and environmentally friendly aircraft. Understanding the significance of nacelles is crucial for anyone interested in the field of aerospace engineering and aviation, as these structures play a pivotal role in the future of flight.

在航空和航天工程的世界中，术语nacelles指的是包裹飞机发动机的流线型外壳。这些结构不仅对包裹发动机至关重要，而且对改善飞机的空气动力学性能也起着重要作用。nacelles的设计在减少阻力方面发挥了重要作用，这对于提高燃油效率和整体飞行性能至关重要。历史上，nacelles的演变可以追溯到航空的早期阶段。最初，发动机直接安装在机翼或机身上，导致了更大的阻力和低效。随着技术的进步，工程师们开始认识到将发动机封闭在nacelles中的重要性，这使得气流能够更好地绕过发动机，减少湍流。这一创新标志着飞机设计的一个重要里程碑，为更快、更高效的飞机做出了贡献。现代的nacelles经过精确设计，通常由复合材料和铝合金等轻质材料制成。这些材料不仅减少了飞机的整体重量，还提供了强度和耐久性。此外，nacelles的内部结构经过工程设计，以容纳各种组件，包括燃油管线、电气线路和冷却系统，确保发动机在不同条件下高效运行。nacelles的一个关键功能是噪音减少。飞机发动机可能非常嘈杂，而nacelles的设计包括隔音元素，有助于减轻这种噪音。通过结合先进的声学材料和优化nacelles的形状，工程师们努力创造出更安静的飞行体验，减少对机场附近社区的影响。除了功能方面，nacelles还对飞机的美观性作出贡献。现代nacelles流线型的外形增强了飞机的整体外观，使其更具视觉吸引力。这种功能性和美观性的结合在竞争激烈的航空行业中至关重要，航空公司寻求通过性能和风格来吸引客户。此外，nacelles的维护是飞机操作的重要方面。定期检查是确保nacelles及其组件处于良好状态所必需的。技术人员必须检查磨损、损坏或腐蚀的迹象，因为任何问题都可能危及飞机的安全和效率。这一持续的维护过程强调了nacelles在飞机整体操作完整性中的重要性。总之，nacelles不仅仅是发动机外壳；它们是飞机设计的重要组成部分，增强了性能，降低了噪音，并对飞机的美观性作出了贡献。随着航空技术的不断发展，nacelles的设计和功能可能会进一步提升，从而导致更高效和环保的飞机。理解nacelles的重要性对于任何对航空航天工程和航空感兴趣的人来说都是至关重要的，因为这些结构在飞行的未来中发挥着关键作用。