介绍了国内外的软包装封套技术、封套材料的特性及各组成部分；并阐述了封套技术在坦克、车辆、火炮、飞机等武器装备中的应用。 The flexible package envelope technology, the characteristics and components of the envelope material are introduced at home and abroad. The application of envelope technology in the weapons and equipment of tanks, vehicles, artillery, aircraft and so on is also described.