Zoo li txhua yam ntaub ntawv, daim ntawv tso cai tsav tsheb muaj lub sijhawm siv sijhawm. Nws yog 10 xyoo. Yog tias koj tau qhib lwm pawg rau txoj cai tsav tsheb, ces daim ntawv tsav tsheb cov ntawv tsav tsheb yuav tsum tau hloov nws thiaj li yuav hloov kho qhov tsim nyog. Yuav hloov pauv daim npav tsav tsheb thiab cov ntaub ntawv dab tsi xav tau rau qhov no?
Cov Lus Qhia
Kauj ruam 1
Teb daim ntawv thov ntawm daim foos xav tau; raws li txoj cai, kuaj cov ntawv ntawm txhua nqe lus yog rau ntawm lub rooj lossis dai rau ntawm phab ntsa.
Kauj ruam 2
Them ob daim tw ntawv: lub xeev cov luag haujlwm thiab cov nqi ntawm cov cai lawv tus kheej hauv txhua lub tsev txhab nyiaj lossis hauv chav tub ceev xwm tsheb. Kev kuaj uas muaj cov ntsiab lus tsim nyog kuj tseem muaj nyob hauv tub ceev xwm lub tsheb.
Kauj ruam 3
Txhawm rau hloov thiab tau txais, koj yuav tsum muaj cov ntawv hauv qab no nrog koj:
1. ntawv hla tebchaws;
2. daim ntawv pov thawj kev kho mob thiab nws daim ntawv theej (muaj lub neej ua haujlwm pab tau);
3. daim ntawv tsav tsheb qub;
4. daim npav tsav tsheb;
5. Ua tiav daim ntawv thov;
6. cov tw ntawv them nqi.
