1, khoom siv: ntau hom chav kawm, cov khoom siv sib txawv, tus nqi yuav yeej txawv.
2, hom: cov khw muag khoom muaj npe zoo thiab cov lag luam me uas zoo tib yam cov nqi ntawm cov khoom ib yam yuav tsum muaj qhov sib txawv.
3, degree ntawm automation ntawm cov khoom siv txawv teb thiab cov txheej txheem ntau lawm piv nrog cov cuab yeej siv hauv tsev muaj ntau dua zoo dua, cov nqi ntawm cov khoom siv ntshuam siab dua.
4, txoj kev sib txawv ntawm kev yuav kuj tseem cuam tshuam tus nqi ntawm qib siab thiab qis, los ntawm cov tuam ntxhab yuav ncaj qha dua li ntawm cov neeg ua lag luam nruab nrab ntawm kev yuav nqi yog pheej yig dua.
