摘要: This program concerns the ballistic and bird impact testing of UH-1 windshields of three different designs. These designs included an acrylic windshield (which was used as the standard), a monolithic polycarbonate windshield with ... 展开 This program concerns the ballistic and bird impact testing of UH-1 windshields of three different designs. These designs included an acrylic windshield (which was used as the standard), a monolithic polycarbonate windshield with abrasion coating on both surfaces, and a glass-plastic composite using chemically strengthened glass (Chemcor) as the other glass ply. 收起