The effects of ethylene-methyl acrylate copolymers (EMA) on the shapes and electric properties of wax crystal was studied by polarising microscope and microscopic electrophoresis apparatus .

• 利用偏光显微镜和微电泳仪研究了乙烯-丙烯酸甲酯共聚物(EMA)对蜡晶的形态和电性质的影响。