防弹衣是什么？它是一种防枪弹和炮弹碎片穿透的军服,又称防弹背心。作为一种个人防护装备,防弹衣经历了由金属装甲板向非金属合成材料,由单纯合成材料向合成材料与陶瓷护片等复合系统发展的过程。 What is the body armor? It is a type of uniformed uniform that prevents the penetration of bullets and shell fragments, also known as bulletproof vests. As a personal protective equipment, body armor has undergone a process from the development of metal armor plates to non-metal composite materials, from purely synthetic materials to composite materials such as synthetic materials and ceramic protective sheets.