Ntau zaus muaj ntau zaus thaum muaj lub siab xav ua raws li qhov teeb meem hauv tsev los yog chav tsev nyob tsis muaj kev xav tau yooj yim. Qhov simplest piv txwv - cov menyuam yaus tawm nrog tus neeg ntiav neeg tshiab lossis tsev neeg tsis muaj tsev nyob. Qhov yooj yim tshaj plaws los daws qhov teeb meem yog los nruab ib lub koob yees duab yees duab yees duab nrog qhov kev ua ntawm kev teev cia rau ib daim npav nco.
Cov ntaubntawv povthawj siv ntawm CCTV lub koob yees duab
Cov koob yees duab nrog cov ntaub ntawv teev kev txhawb zog micro SD nco phaib thiab micro MMS, qhov ntim ntawm 4 mus rau 64 GB. Nyob ntawm seb cov duab zoo li cas thiab qhov kev sib txuam ntawm nws lub compression, qhov no sib raug rau lub sijhawm tua cov yees duab ntawm ib hnub mus txog tsib hnub. Tom qab tsis muaj qhov chaw pub dawb ntawm daim npav nco, cov ntaub ntawv kaw ntxov tau raug tawm ntawm nws. Yog li, cov ntaub ntawv yog kaw cyclically. Txhawm rau muab tshem tawm cov ntaub ntawv sau tseg cia pab siv cov koob yees duab nrog cov lus taw kev ywj pheej uas tua cov yeeb yaj kiab nkaus xwb thaum tsiv tawm hauv qhov pom kev.
CCTV cov koob yees duab nrog cov ntaub ntawv ntawm daim npav nco - "rau" thiab "tawm tsam"
Cov koob yees duab uas cia tsis tas los teev, tab sis kuj sau dab tsi tshwm sim nyob rau hauv lub tsev, chaw nres tsheb los yog nyob rau hauv dacha, muaj cov nram qab no zoo:
- Lawv ua hauj lwm nrog kev ywj pheej, tsis tas yuav tsum muaj qhov sib txuas ntawm ntau lub xov tooj thiab muaj cov neeg teb xov tooj.
- Muaj lub compact loj, uas tso cai rau koj los npaj cov duab tsis muaj kev yees duab.
- Lawv kho tsis tau cov duab xwb, tab sis kuj yog lub suab.
- Muaj ntau hom kev kub hauj lwm (nruab nrab ntawm -10 txog +40 degrees).
- Yuav muab ntsia tau rau txhua qhov chaw sab hauv los yog sab nraum chav.
Rau lawv cov kev tsis pom zoo muaj peev xwm yuav ntaus nqi ib tus nqi siab thiab yuav tsum tau xa mus rau ntawm daim npav nco txog ntawm cov ntaub ntawv khaws tseg.