短語(yǔ)詞組短語(yǔ)colloidal attapulgite clay 膠躰級(jí)凹凸棒石粘土colloidal l clay 膠質(zhì)粘土CANADIAN COLLOIDAL CLAY 加拿大皂土colloidal clay method 膠躰粘土法colloidal property ies of clay 粘土膠性 返回 colloidal clay