中国民航是中国境内的航空运输行业的主要组成部分，拥有庞大而复杂的体系。作为一个庞大的行业，中国民航涵盖了多个专业领域，这些专业领域共同推动着中国民航的发展。

首先，中国民航涉及航空器设计与制造专业。作为全球最大的航空市场之一，中国拥有自己的航空器制造能力，其中包括商用飞机、军用飞机、直升机等各类航空器的研发和生产。这个专业领域的发展对于中国民航产业的繁荣至关重要。

China's civil aviation involves the specialty of aircraft design and manufacturing. As one of the world's largest aviation markets, China has its own capabilities in the research, development, and production of various types of aircraft, including commercial airplanes, military aircraft, helicopters, and more. The development in this specialty field is crucial for the prosperity of the Chinese civil aviation industry.

其次，中国民航中还有航空运输管理专业。这个专业领域聚焦于航空公司和相关机构的管理与运营。在这个领域中，人们通过学习航空运输规则、市场营销、航空安全管理等知识和技能，来推进航空公司的运作，并确保乘客和货物的安全与便利。

Another specialty in Chinese civil aviation is aviation transportation management. This field focuses on the management and operation of airlines and related organizations. In this domain, individuals study aviation transportation regulations, marketing, aviation safety management, and other knowledge and skills to enhance airline operations and ensure the safety and convenience of passengers and cargo.

此外，中国民航还涉及空中交通管制专业。空中交通管制是确保飞机在空中和机场周边安全运行的重要环节。在这个专业领域中，人们学习航班规划、航空导航、雷达监控等技术和知识，以保障航班的安全、高效运行。

Additionally, Chinese civil aviation also involves the specialty of air traffic control. Air traffic control is a crucial aspect of ensuring the safe operations of aircraft in the air and around airports. In this specialty field, individuals study techniques and knowledge related to flight planning, aviation navigation, radar monitoring, and more to ensure the safe and efficient operation of flights.

最后，中国民航还包含飞行员专业。飞行员是航空运输行业中的核心岗位之一。通过飞行训练和考试，飞行员掌握飞行操作技术、航空器性能和航空安全知识，并负责操纵飞机，确保航班顺利完成。

Lastly, Chinese civil aviation includes the profession of pilots. Pilots are one of the core positions in the aviation transportation industry. Through flight training and examinations, pilots acquire flight operation skills, aircraft performance knowledge, aviation safety expertise, and are responsible for piloting aircraft to ensure smooth flight operations.

综上所述，中国民航涉及多个专业领域，包括航空器设计与制造、航空运输管理、空中交通管制以及飞行员等。这些专业共同构成了中国民航产业的骨干，推动着其发展壮大。

In conclusion, Chinese civil aviation encompasses multiple specialty fields, including aircraft design and manufacturing, aviation transportation management, air traffic control, and pilots. These specialties collectively form the backbone of the Chinese civil aviation industry and drive its growth and prosperity.