1)elemental chlorine,元素氯 EC2)Elemental carbon,元素碳(EC)3)vitamin E and C cream,维生素EC霜4)azadirachtin 0.3% EC,0.3%印楝素EC5)(-)-epicatechin(EC),表儿茶素(EC)6)Bete-cypermethrin·DDV,高效顺反氯·敌EC
用法和例句
Preparation and clinical observation of vitamin E and C cream;
维生素EC霜的制备及临床观察
The prevention effect of 26% Bete-cypermethrin·DDV on Cabbage caterpillar in demonstration experiment;
