Cov kev ua yeeb yam ntawm iav kev saib xyuas daim fwj tsis yog suav nrog cov hauv qab no:
Transparency thiab cov teeb meem qhia: iav fwj muaj siab transparency thiab kev ntxhib los mos tuaj yeem nkag siab txog qhov tseeb ntawm cov khoom .
Kev ruaj khov: iav fwj muaj qhov ruaj khov thiab yuav tsis txhob muaj kev saib xyuas cov khoom lag luam tawv nqaij, uas yog ua kom muaj zog los ntawm cov khoom siv sab nraud, ua kom cov khoom sab nraud, ua kom cov khoom sab nraud, ua kom cov khoom sab nraud, ua kom muaj qhov zoo ntawm lub ntiaj teb .
Corrosion Kuj: Cov raj fwj muaj zoo corrosion tsis kam rau cov tshuaj pleev cov tshuaj hauv cov tshuaj pleev ib ce thiab yuav tsis txhob saib xyuas cov khoom siv huv thiab ruaj khov ntawm cov khoom .
Kev tiv thaiv ib puag ncig: Cov fwj iav tuaj yeem rov siv dua thiab siv cov pa phem rau ib puag ncig, thiab ua kom muaj kev tiv thaiv ib puag ncig kev tiv thaiv {}}
Cov ntaub ntawv siv hluav taws xob ruaj khov thiab cov fwj: Cov iav raj yog qhov yooj yim rau kev ntxuav tes, thiab muaj qhov kub thiab txias rau hauv tes, thiab qhov kub thiab txias kom tsis muaj kuab, thiab kub thiab txias rau qhov {
Yooj yim rau tshuaj tua kab: Cov iav fwj tuaj yeem ua kom huv si los ntawm kev ntxuav dej nrog dej thiab cov tshuaj tua hluav taws kub tsis tuaj yeem tiv thaiv kev mob hnyav thiab kev ua haujlwm tsis zoo.