rotorcraft

简明释义

英[ˈrəʊtəkrɑːft]美[ˈrotəkræft]

n. 旋翼飞机

英英释义

单词用法

同义词

反义词

例句

1.If selected, Boeing will build the Apache helicopters at its rotorcraft facility in Mesa, Ariz., and the Chinook helicopters at its rotorcraft center in Ridley Park, pa.

如果中选，波音公司将在亚利桑那州梅萨的旋翼机工厂生产阿帕奇直升机，在宾州RidleyPark的旋翼机工厂生产支努干直升机，设施的阿帕奇直升机尚未公布。

2.The key technique of the project of the high-speed rotorcraft is the shift smoothness of lift and power.

高速型方案的关键技术在于转换过程中升力、功率及操纵是否能平滑过渡。

3.Research on the aerodynamic interaction between the rotors and components of rotorcraft have been a very important aspect and a very challenging subject in rotorcraft Aerodynamics.

旋翼干扰空气动力学问题一直是旋翼飞行器空气动力学的研究热点和难点之一。

4.Sea trials of the demonstrator are planned for 2012 using a French Navy frigate and a Boeing, H-6U Unmanned Little Bird rotorcraft.

海上测试计划2012年使用一艘法国海军护卫舰和一架波音H-6U“小鸟”旋翼无人机进行。

5.The test model was made and an experiment was done to verify the prediction of the autorotation state characteristics for a high-speed rotorcraft scheme.

针对某一高速直升机方案的自转状态，本文设计和建设了试验模型和试验设备，进行了相应的实验研究。

6.Follow the rotorcraft flight manual's normal procedures.

按照旋翼机飞行手册正常程序操作。

7.The new model of the rotorcraft 旋翼飞机 can lift heavier loads than its predecessor.

新型号的旋翼飞机比其前身能够承载更重的货物。

8.In search and rescue operations, rotorcraft 旋翼飞机 are often more effective than fixed-wing aircraft.

在搜救行动中，旋翼飞机通常比固定翼飞机更有效。

9.Many military operations utilize rotorcraft 旋翼飞机 for troop transport and reconnaissance.

许多军事行动利用旋翼飞机进行部队运输和侦察。

10.The pilot skillfully maneuvered the rotorcraft 旋翼飞机 through the narrow canyon.

飞行员熟练地操控着旋翼飞机穿过狭窄的峡谷。

11.A rotorcraft 旋翼飞机 is essential for accessing remote areas that are difficult to reach by road.

一架旋翼飞机对于进入难以通过道路到达的偏远地区至关重要。

作文

The term rotorcraft, which refers to a type of aircraft that uses rotating blades or rotors to generate lift, plays a significant role in modern aviation. Unlike fixed-wing aircraft, rotorcraft can take off and land vertically, making them highly versatile for various applications. This capability allows them to operate in confined spaces where traditional airplanes cannot, such as urban environments, mountainous regions, and remote areas. One of the most common types of rotorcraft is the helicopter. Helicopters are widely used in emergency medical services, law enforcement, and search-and-rescue operations due to their ability to hover and access hard-to-reach locations quickly. For instance, during natural disasters like hurricanes or earthquakes, helicopters can deliver supplies and evacuate people from danger zones, showcasing the life-saving potential of rotorcraft. Moreover, rotorcraft technology has advanced significantly over the years. Modern helicopters are equipped with sophisticated avionics, improved rotor designs, and enhanced safety features, making them more efficient and reliable. Innovations such as fly-by-wire systems, which replace traditional mechanical controls with electronic ones, have also contributed to the overall performance and safety of rotorcraft. In addition to helicopters, there are other types of rotorcraft, such as gyrocopters and tiltrotors. Gyrocopters, which use an unpowered rotor for lift and a separate engine for thrust, are known for their simplicity and ease of use. Tiltrotors, on the other hand, combine the vertical lift capabilities of helicopters with the speed and range of fixed-wing aircraft. The Bell Boeing V-22 Osprey is a prime example of a tiltrotor rotorcraft that has been utilized by military forces around the world. The versatility of rotorcraft extends beyond emergency services and military applications. They are also used in industries such as agriculture for crop spraying, in construction for lifting heavy materials, and in tourism for scenic flights. This wide range of uses highlights the importance of rotorcraft in various sectors and their contribution to economic growth. Despite their many advantages, rotorcraft also face challenges. Noise pollution is a significant concern, particularly in urban areas where helicopters operate frequently. Additionally, the operational costs of rotorcraft are generally higher than those of fixed-wing aircraft, which can limit their use in certain situations. However, ongoing research and development aim to address these issues, focusing on quieter rotor designs and more fuel-efficient engines. In conclusion, rotorcraft are a vital component of the aviation industry, offering unique capabilities that fixed-wing aircraft cannot match. Their ability to operate in diverse environments makes them indispensable for a variety of missions, from emergency response to commercial applications. As technology continues to advance, the future of rotorcraft looks promising, with potential improvements in efficiency, safety, and environmental impact. Understanding the significance of rotorcraft helps us appreciate their role in shaping the future of transportation and emergency services.

术语旋翼机指的是一种利用旋转的叶片或旋翼产生升力的飞行器，在现代航空中扮演着重要角色。与固定翼飞机不同，旋翼机可以垂直起降，使其在各种应用中具有高度的灵活性。这种能力使得它们能够在传统飞机无法到达的狭小空间内操作，例如城市环境、山区和偏远地区。 最常见的旋翼机类型之一是直升机。由于其悬停和迅速进入难以到达的位置的能力，直升机被广泛用于紧急医疗服务、执法和搜救行动。例如，在飓风或地震等自然灾害期间，直升机可以向危险区域运送物资并疏散人员，展示了旋翼机的救生潜力。 此外，旋翼机技术近年来有了显著进展。现代直升机配备了先进的航空电子设备、改进的旋翼设计和增强的安全特性，使其更高效、更可靠。诸如飞行控制系统（用电子设备替代传统机械控制）的创新也为旋翼机的整体性能和安全性做出了贡献。 除了直升机，还有其他类型的旋翼机，如回旋翼飞机和倾转旋翼机。回旋翼飞机使用非动力旋翼产生升力，单独的发动机提供推力，以其简单易用而闻名。而倾转旋翼机则将直升机的垂直升力能力与固定翼飞机的速度和航程结合在一起。贝尔波音V-22鱼鹰就是一种被全球军事力量使用的倾转旋翼旋翼机的典型例子。 旋翼机的多功能性不仅限于紧急服务和军事应用。它们还被用于农业喷洒、建筑重物吊装和旅游观光等行业。这种广泛的用途突显了旋翼机在各个领域的重要性以及对经济增长的贡献。 尽管有许多优点，旋翼机也面临挑战。噪音污染是一个重大问题，尤其是在直升机频繁飞行的城市地区。此外，旋翼机的运营成本通常高于固定翼飞机，这可能限制其在某些情况下的使用。然而，持续的研究和开发旨在解决这些问题，专注于更安静的旋翼设计和更节能的发动机。 总之，旋翼机是航空工业的重要组成部分，提供了固定翼飞机无法比拟的独特能力。它们在多种环境中操作的能力使其在从应急响应到商业应用的各种任务中不可或缺。随着技术的不断进步，旋翼机的未来看起来充满希望，效率、安全性和环境影响都有可能得到改善。理解旋翼机的重要性帮助我们欣赏它们在塑造交通和紧急服务未来中的作用。