在航空业迅速发展的今天,一方面人们力求提高飞机的安全水平和舒适性,将一些新的科学技术运用在飞机设计和制造上,另一方面随着整个社会科学技术的提高,对飞机的运行和环境保护又不断提出了新的要求,这又促使人们对新技术的研究。也正是这种需求与研制的相互促进,使我们航空业 Today, with the rapid development of the aviation industry, on the one hand people seek to improve the safety level and comfort of aircraft, apply some new science and technology to aircraft design and manufacture, and on the other hand, with the improvement of social science and technology, Operation and environmental protection are constantly put forward new requirements, which in turn prompted people to study new technologies. It is also the mutual promotion of such needs and developments that will make us the aviation industry