硅酸钠助洗剂
sodium silicate washing assistant
硫酸酸洗液
Sulfuric pickling solution
盐酸酸洗
chlorohydric acid pickling
acid pickling of iron
Pickling
盐酸酸洗废液
hydrochloric acid pickling wastewater
acid wastewater of hydrochloric acid
助洗剂
maleic anhydride-acrylic acid copolymer
builder
washing assistant
detergeucy promoter
washing agent
washing acids
Detergent
超声辅助助剂提取技术
ultrasounic extraction technology
发泡剂助剂
promoter for blowing agent