短語(yǔ)詞組短語(yǔ)pu anticorrosive coatings 聚氨酯防腐涂料K WB PU Wall Coatings 雙組分水性聚氨酯墻面漆water -borne PU wood coatings 水性聚氨酯木器涂料acrylic PU coatings 丙烯酸聚氨酯涂料two -package water-borne PU coatings 雙組分水性聚氨酯涂料 返回 pu coatings