Qhov zoo ntawm tus nyeem ntawv barcode

Kev ntseeg tau thiab raug

Cov ntaub ntawv muaj cov keyboard input nyob rau nruab nrab ntawm 300 cim ib qho yuam kev, tab sis los ntawm kev luam theej duab bar code input cov ntaub ntawv, qhov nruab nrab ntawm 15, 000 cim yuam kev. Yog tias tus lej kos tau ntxiv, qhov yuam kev yog 1 ntawm 10 lab.

Cov ntaub ntawv nkag ceev

Keyboard input, ib tug ua si 90 lus ib feeb typist 1.6 vib nas this tuaj yeem nkag mus rau 12 tus cim lossis cov hlua, barcodes siv los ua haujlwm ib yam nkaus xwb 0.3 vib nas this, qhov nrawm nce 5-fold.

Kev lag luam pheej yig

Piv nrog rau lwm yam tsis siv neeg txheeb xyuas tshuab, txhawb kev siv tshuab bar code, tus nqi qis dua.

Cov cuab yeej yooj yim

Ib qho yooj yim bar code cim kev paub apparatus qauv, yooj yim rau kev khiav lag luam, tsis muaj kev cob qhia tshwj xeeb.