邻居少妇张开腿让我爽了在线观看 ,Y111111少妇影院无码,日日碰狠狠躁久久躁,日韩性爱视频

Aerospace

Not only becoming the first choice of lightweight materials of automotive industry, Continuous fiber reinforced thermoplastic material is also paid attention to and exploited for the possibility of application in aviation industry.

詳情

    Composite technology is one of the important trends in the development of contemporary materials technology, and the large-scale use of high-performance composite materials is an important direction for the development of aerospace vehicles. The development and demand of the aerospace industry has driven the development of advanced composite materials, and at the same time, the development and application of advanced composite materials has also promoted the advancement of aerospace. The use of advanced composite materials for aerospace structures can reduce weight of spacecraft by 20% to 30%, which is impossible to achieve without this advanced material.