조성용 박영건 2024-01-21T16:14:29Z 2024-01-21T16:14:29Z 2022-01-10 1998-12 1226-1025 https://pubs.kist.re.kr/handle/201004/142658 대한환경공학회 A study on the mass transfer in semi-fluidized and fluidized ion-exchange beds 반유동식과 유동식 이온교환층에서의 물질전달에 관한 연구 Article 2 Environmental Engineering Research, v.3, no.4, pp.? - ? Environmental Engineering Research 3 4 ? ? semi-fluidized bed