000 $anz n 2 000 $a주제어 001 $aKSH1998001031 005 $a20171214134445 008 $a980429 n azknnaabn |a a|a | 150 $aAAL 450 $wr$i영어$aATM adaptation layer 550 $wh$aAAL1 550 $wh$aAAL2 550 $wh$aAAL3/4 550 $wh$aAAL5 550 $aATM 셀[ATM cell] 550 $aATM 층[--層] 550 $aATM(프로토콜) 550 $aCS 550 $aSAR