LEADER 01818nam 2200505I 450 001 9910702656203321 005 20141029092046.0 035 $a(CKB)5470000002429626 035 $a(OCoLC)893975053 035 $a(EXLCZ)995470000002429626 100 $a20141029j201309 ua 0 101 0 $aeng 135 $aurcn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aCharacterization and comparison of vibration transfer paths in a helicopter gearbox and a fixture mounted gearbox /$fAnwarul Islam [and three others] 210 1$aCleveland, Ohio :$cNational Aeronautics and Space Administration, Glenn Research Center,$dSeptember 2013. 215 $a1 online resource (21 pages) $ccolor illustrations 225 1 $aNASA/TM ;$v2013-216586 300 $aTitle from title screen (viewed Oct. 27, 2014). 300 $a"September 2013." 320 $aIncludes bibliographical references (page 21). 606 $aSystems health monitoring$2nasat 606 $aTransmissions (machine elements)$2nasat 606 $aMaintenance$2nasat 606 $aHelicopters$2nasat 606 $aTorque$2nasat 606 $aRotary wing aircraft$2nasat 606 $aAlignment$2nasat 615 7$aSystems health monitoring. 615 7$aTransmissions (machine elements) 615 7$aMaintenance. 615 7$aHelicopters. 615 7$aTorque. 615 7$aRotary wing aircraft. 615 7$aAlignment. 700 $aIsala?ma$b A?noy?a?rula$01393777 712 02$aNASA Glenn Research Center, 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910702656203321 996 $aCharacterization and comparison of vibration transfer paths in a helicopter gearbox and a fixture mounted gearbox$93450274 997 $aUNINA