(1) Cov khoom stamping tsim yuav tsum ua raws li cov khoom siv thiab kev ua haujlwm, thiab yooj yim rau kev sib sau thiab kho.
(2) Cov khoom siv stamping uas tsim los yuav tsum ua kom muaj txiaj ntsig zoo rau kev siv cov khoom siv hlau, txo qhov ntau thiab tsawg ntawm cov khoom siv, thiab txo cov khoom siv ntau li ntau tau. Siv cov khoom siv uas tsis muaj nqi yog qhov ua tau, thiab ua kom cov khoom tsis muaj pov tseg thiab pov tseg tsawg li sai tau.
(3) Cov tsim stamping qhov chaw yuav tsum yooj yim nyob rau hauv cov duab thiab tsim nyog nyob rau hauv cov qauv, thiaj li yuav pab tau yooj yim ntawm cov pwm qauv thiab cov txheej txheem, uas yog, ua kom tiav cov txheej txheem ntawm tag nrho cov seem nrog tsawg tshaj plaws thiab yooj yim stamping. txheej txheem, txo qhov kev xav tau ntawm kev ua haujlwm los ntawm lwm txoj kev, thiab pab txhawb kev lag luam stamping, los pab txhawb lub koom haum ntawm kev siv tshuab thiab kev tsim khoom siv los txhim kho kev ua haujlwm.
(4) Tsim cov khoom stamping, nyob rau hauv cov xwm txheej ntawm kev siv ib txwm siv, sim ua kom qhov tseeb qhov tseeb theem thiab qhov roughness theem qis li sai tau, uas yog qhov tsim nyog rau kev hloov khoom, txo cov khoom pov tseg, thiab ua kom cov khoom ruaj khov.
(5) Cov tsim stamping qhov chaw yuav tsum ua kom zoo rau kev siv cov khoom siv uas twb muaj lawm, cov txheej txheem cov khoom siv thiab cov txheej txheem ntws los ua cov txheej txheem ntau li ntau tau, thiab ua kom lub neej ntev ntawm cov khoom siv tuag.
