常見例句雙語例句Improve the product exhibitsell through packaging, is damp-proof by sealing.通過包裝提高物品的展銷性，并能密封、防潮、防潮染。The roofing system of National Showplace consists of framework, damp-proof course and layer of decoration.國家大劇院的屋面系統(tǒng)包括結(jié)構(gòu)層、防水層和裝飾層。Underground electrical equipment and materials shall employ damp-proof low-smoke halogen-free fire retardant or fireproof approved products.在地下使用的電氣設(shè)備及材料，應(yīng)選用防潮、低煙、無鹵、阻燃或耐火的定型產(chǎn)品。 返回 damp-proof