01183nam a2200253 k 4500001001500000005001500015008004100030040001900071041001300090049003000103052002100133056001300154082001500167100004800182245026400230260003600494300003200530502008000562653020300642900002500845950002200870963002000892965001700912KDM199004799  20200813165001900806s1989    jnka       QC 000   kor    a011001c0110010 akorbeng0 lEM762548lEM800898c2fDP01a554.1b유529ㄷ  a554.1230 a621.262191 a유영태,g柳榮泰,d1958-0KAC20172838810a덕트 入口領域에서 定常流動, 振動流動과 脈動流動의 遷移 流動 特性에 關한 硏究=x(A)study on flow characteristics of developing transitional steady, oscillatory and pulsating flows in entrance region of a square duct/d柳榮泰  a광주:b朝鮮大學校,c1989  axxiv,328장:b삽도;c26cm1 a학위논문(박사) --b朝鮮大學校 大學院:c機械工學科,d1989  a덕트a입구영역a정상유동a진동유동a맥동유동a천이a유동aFLOWaCHARACTERISTICSaDEVELOPINGaTRANSITIONALaSTEADYaOSCILLATORYaPULSATINGaFLOWSaENTRANCEaREGIONaSQUAREaDUCT10aYoo, Yungtae,d1958-1 a비매품b\10300  a기계공학과  a유체역학