標準化、係xi列lie化hua的de產chan品pin主zhu要yao適shi用yong於yu通tong用yong的de機ji械xie設she備bei
，實shi際ji在zai設she計ji一yi個ge新xin的de工gong業ye裝zhuang置zhi時shi，有you部bu分fen鏈lian條tiao是shi專zhuan用yong的de
，無wu法fa在zai已yi有you係xi列lie化hua的de單dan子zi中zhong找zhao到dao，需xu要yao進jin行xing單dan獨du的de設she計ji製zhi造zao的de，而er且qie將jiang來lai的de通tong用yong性xing也ye不bu會hui高gao，這zhe類lei鏈lian條tiao稱cheng謂wei非fei標biao鏈lian條tiao。