01037nam a2200217 c 4500001001500000005001500015008004100030040001900071041001300090049001800103052002500121056001700146082001500163100004800178245025300226260003600479300003700515502008000552653016700632963002000799KDM199734441  19971227133505971227s1997    ulkaf      AK 000   kor    a011001c0110010 akorbeng0 lEM1612490fDP01a559.62894b이672ㅇ  a559.62894240 a628.132191 a이진수,g李珍洙,d1967-0KAC20183006210a옥천대 흑색셰일 및 점판암 분포지역에서의 잠재적 독성원소들의 분산과 부화=xDispersion and enrichment of potentially toxic elements in areas underlain by black shales and slates of the Okchon zone in Korea/d이진수  a서울:b서울대학교,c1997  axiv,234p.:b삽도,도판;c26cm1 a학위논문(박사) --b서울대학교 대학원:c자원공학과,d1997  a옥천대a흑색셰일a점판암a독성원소a분산a부화aDISPERSIONaENRICHMENTaPOTENTIALLYaTOXICaELEMENTSaBLACKaSHALESaSLATESaOKCHONaZONEaKOREA  a자원공학과