Rosine罗西纳
rosinn.松香;树脂
rosin glycerin esters松香甘油酯
rosin polyether ester松香聚醚酯
rosin acid derivative松香酸衍生物
rosin amine D acetate醋酸松香胺D, 松香胺D醋酸盐
rosin cerate compound复方松香蜡
rosin polyester polyol松香芳烃聚酯多元醇
rosin-glycerol ester松香甘油酯
rosin emulsifying agent松香乳化剂
rosin-extended rubber填充松香的橡胶
rosin solder connection松香焊剂连接