多层牛皮纸防潮层
polykraft moisture barrier
冷却塔防潮涂料
cooling tower moisture resistant coating
沥青防潮层
asphalt damp-proof course
asphalt dampproof course
涂层防腐
anti-corrosion by coating
anti-corrosion painting
CVD多层涂层硬质合金
CVD multilayer coated cemented carbides
TiC-TiN多层涂层
TiC-TiN multilayer coating
瓷外表面涂PRTV涂层
porcelain surface coating with PRTV
电弧喷涂涂层
electric arc spray coatings
多组元和多层涂层
Multi Composition and Multi Layer
粉末涂层涂敷器
powder coating applicator
聚电解质层层涂覆
polyelectrolyte multilayers