Hauv kev ua haujlwm ntawm cov hlau ua haujlwm, Precision thiab efficiency tseem ceeb tshaj plaws rau cov khoom siv high-precyning ntawm lub tshuab ua hauj lwm zoo tshaj plaws nrog cov ntaub ntawv tuab zoo tshaj plaws yog ua ntau dua nquag .} los ntawm kev sib txuas ua haujlwm siab dua ntawm cov khoom siv hluav taws xob, yog li kev txhim kho cov khoom zoo tshaj plaws ntawm cov khoom kawg.
Ib qho ntawm cov yam ntxwv txias ntawm lub tshuab txias txias yog qhov tseem ceeb ntawm kev tswj hwm tsis xws luag, tab sis kuj tseem ceeb hauv kev tswj hwm lub sijhawm. Yog li ntawd, cov tuam ntxhab tuaj yeem Tau txais cov txiaj ntsig ntau dua ntawm cov khoom lag luam zoo, uas yog qhov tseem ceeb hauv kev sib tw ua lag luam uas yog qhov tseeb thiab kev ntseeg tau tsis tuaj yeem ua rau.
Ib qho ntxiv, kev ua haujlwm ua haujlwm ntawm 20-}} pa cov txheej txheem ua kom yooj yim {{}}} txhim kho cov khoom lag luam zoo, Kev txhim kho kev ua tau zoo thiab txo cov nqi ua haujlwm ua rau cov tuam txhab ua haujlwm zoo li qub
