瓷外表面涂PRTV涂层
porcelain surface coating with PRTV
内外涂层
Inside and outside coating
低红外发射率涂层
low infrared emissivity coatings
红外复合隐身涂层
infrared composite stealthy coating
红外隐身涂层
Infrared stealth coating
infrared stealth coatings
外饰面涂层
exterior decorative coatings
紫外线感光涂层
Ultraviolent sensitive coating
CVD多层涂层硬质合金
CVD multilayer coated cemented carbides