Kab rov tav tov khoom
Kab rov tav tov khoom yog ib hom kev lag luam tov khoom siv los sib tov thiab sib xyaw cov ntaub ntawv, xws li hmoov, granules, thiab kua, hauv ntau yam lag luam, nrog rau kev ua zaub mov, tshuaj, thiab kev tsim tshuaj.Cov khoom sib tov muaj cov kab rov tav sib xyaw nrog cov hniav sib hloov uas txav cov ntaub ntawv nyob rau hauv ib ncig los yog kauv motion, tsim ib tug shearing thiab sib tov nyhuv uas muab cov ntaub ntawv ua ke.
Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm kev siv cov khoom sib tov kab rov tav yog nws lub peev xwm los sib xyaw cov ntaub ntawv sai thiab ua tau zoo, ua rau cov khoom sib xws thiab zoo ib yam.Lub tov khoom kuj tseem tsim los tswj cov khoom siv ntau yam, suav nrog cov hmoov, granules, thiab kua, ua rau nws tsim nyog siv rau ntau yam kev lag luam.
Tsis tas li ntawd, cov kab rov tav tov khoom yog ib qho yooj yim rau kev khiav lag luam thiab tswj, thiab tuaj yeem hloov kho kom tau raws li cov kev xav tau tshwj xeeb, xws li lub sijhawm sib xyaw, cov khoom siv, thiab kev sib xyaw ua ke.Nws kuj muaj ntau yam thiab tuaj yeem siv rau ob qho tib si batch thiab kev sib xyaw ua ke tas li.
Txawm li cas los xij, kuj tseem muaj qee qhov tsis zoo rau kev siv cov kab rov tav tov khoom.Piv txwv li, lub tshuab tov khoom yuav xav tau lub zog loj rau kev khiav lag luam, thiab tuaj yeem tsim ntau lub suab nrov thiab plua plav thaum lub sijhawm sib tov.Tsis tas li ntawd, qee cov ntaub ntawv yuav nyuaj rau kev sib xyaw ntau dua li lwm tus, uas tuaj yeem ua rau lub sijhawm sib xyaw ntev dua lossis muaj kev hnav thiab tsim kua muag ntawm cov hniav sib tov.Thaum kawg, tus tsim ntawm lub tov khoom yuav txwv tsis pub nws muaj peev xwm los tuav cov ntaub ntawv uas muaj viscosity siab los yog nplaum sib xws.