Ce转化膜
Ce conversion films
cerium conversion coating
Ce conversion coating
Ce转化膜模型
cerium conversion film model
多元转化膜
Multi-elements conversion coating
钒酸盐转化膜
vanadate conversion coating
非铬酸盐转化膜处理
non-chromate chemical conversion treatment
非晶体转化膜
noncrystalline conversion film
锆盐转化膜
zirconium salt conversion film
铬酸盐转化膜
Chromate conversion coating
chr omate conversion coatings
chromate conversion coatings
化学转化膜
chemical conversion coatings
chemical conversion coating
conversion coating
chemical conversion film
Colouring
chemical converting film
conversion film
镧盐转化膜
lanthanum salt conversion coating
镧转化膜
lanthanum conversion coating
锂盐转化膜
lithium conversion coating
磷酸-铬酸盐转化膜
Phosphate-chromate Conversion Film
磷酸锌转化膜
hot-dipping galvanized coating
zinc phosphate conversion coatings
磷酸盐化学转化膜
phosphate chemical conversion coating
磷酸盐转化膜
phosphate conversion film
phosphate conversion coating