00788nam a2200229 k 4500001001500000005001500015008004100030040001900071049002600090052002100116056001300137082001500150245009700165260003600262300001700298440003600315653007400351700004500425700003600470950002600506965002600532KMO198609654  20190509170947870217s1986    ulk           000   kor    a011001c0110010 lEM527121lEM527122c201a579.1b이762ㄱ  a579.1230 a668.1221900a界面活性劑工業의 現況과 技術開發動向/d李學敖;e朴英緖 [공동연구]  a서울:b産業硏究院,c1986  a130p.;c26cm00a技術情報시리즈;v제3호  a계면활성제공업a현황a기술개발동a기술정보시리즈1 a이학오,g李學敖0KAC2019111374aut1 a박영서,d1956-0KAC2018383370 a가격불명c(\3300)  a계면활성제공업