汽车防爆膜的(什么主要是反射和阻挡红外线及能产生大热量的波长范围的光线,实现隔热、隔紫外线功? Automobile explosion-proof film (what is the main reflection and blockade of infrared rays and can produce large heat in the wavelength range of light, thermal insulation, ultraviolet work? A. 金属涂层 Metal coating B. 安全基层 Safe grassroots C. 聚酯膜层 Polyester film layer