表面活性材料 meaning in Chinese

surface active material
surface-active material

Surface active agents - determination of stability in hard water ; german version en 12458 : 1999
表面活性材料.耐硬水稳定性的测定
Surface active agents - determination of cloud point of non - ionic surface active agents obtained by condensation of ethylene oxide ; german version en 1890 : 1999
表面活性材料.用环氧乙烷冷凝的非离子表面活性剂的浊