Kev luam ntawv zoo ntawm lub hnab ntim khoom ncaj qha cuam tshuam qhov zoo ntawm tag nrho cov khoom. Cov teeb meem ntawm kev luam ntawv zoo feem ntau muaj nyob hauv ntau yam xws li tib neeg, khoom siv, cov khoom siv raw, txoj kev ua haujlwm, thiab ib puag ncig.
1. Cov neeg ua haujlwm yam
Nws yog feem ntau xav txog cov teeb meem ntawm cov neeg ua haujlwm tsis muaj lub luag haujlwm, kev paub tsis zoo, thiab kev siv tshuab tsis zoo.
2. Yam khoom siv
Nws yog feem ntau manifested raws li nram no:
(1) Cov khoom siv kev laus. Cov cuab yeej kev laus tuaj yeem ua rau cov menyuam luam ntawv tau yooj yim nias xoob lossis nruj dhau, ua rau tsis muaj luam ntawv lossis deformation ntawm cov ntawv luam tawm. Tsis tas li ntawd, teeb meem khoom siv tau yooj yim ua rau cov ntawv luam tawm thiab cov cim ploj lawm.
(2) Cov khoom siv tsis muaj hnab ntim khoom noj thiab ziab kom qhuav. Cov khoom siv tsis muaj lub hnab ntim khoom noj thiab ziab kom qhuav tuaj yeem ua rau tsis txaus evaporation ntawm number case thiab yooj yim adhesion rau lub hnab ntim khoom.
3. Cov khoom siv raw
Nws yog feem ntau manifested raws li nram no:
(1) Ink quality teeb meem. Nws tuaj yeem yooj yim ua rau lub hnab ntim khoom ploj mus thiab cov ntawv luam tawm tsis zoo.
(2) Kev sib xyaw ntawm tus cwj mem tsis sib xws. Nws tuaj yeem yooj yim ua rau cov ntawv luam tawm tsis zoo.
(3) Lub hnab ntim teeb meem. Muaj cov roj stains ntawm lub hnab ntim, uas ua rau nws tsis tuaj yeem luam tawm, lossis cov hnab ntim lawv tus kheej tsis ua raws li qhov yuav tsum tau ua.
(4) Offset phaj teeb meem. Lub phaj offset yog yooj yim corroded los ntawm number case, thiab font nws tus kheej tau deformed.
4. Txoj kev ua haujlwm
Kev hloov chaw ua haujlwm thiab cov neeg ua haujlwm tshiab tsis paub txog txoj haujlwm ua haujlwm, uas tuaj yeem ua rau tsis zoo rau kev luam ntawv lossis kev raug mob ntawm tus kheej.
5. Cov xwm txheej ib puag ncig
Qhov no feem ntau tshwm sim hauv qhov chaw ua haujlwm nrog lub suab nrov thiab muaj zog number case tsw. Tsis tas li ntawd, nyob rau lub caij nplooj zeeg thiab lub caij ntuj no, vim huab cua qhuav, muaj cov hluav taws xob zoo li qub nyob rau saum npoo ntawm lub hnab, uas ua rau lub hnab ntaub yooj yim tig los yog luam tawm ntawm sab nraub qaum.