Cov ntawv hlau thiab cov cim hlau yog siv dav.Cov paib hlau digital no feem ntau yog siv rau chav tsev lossis villa tsev tus lej, thiab lwm yam. Hauv cov chaw pej xeem, koj tuaj yeem pom ntau cov paib hlau.Cov paib hlau no yog siv rau hauv chav dej, chaw nres tsheb hauv subway, chav locker thiab lwm qhov chaw.
Feem ntau cov khoom siv ntawm cov cim hlau yog tooj dag.Brass muaj lub neej ua haujlwm ruaj khov thiab tswj nws cov tsos zoo nkauj dhau sijhawm.Kuj tseem muaj cov neeg siv uas xav tau ntau dua uas yuav siv tooj liab.Tus nqi ntawm cov cim tooj liab yog siab dua, thiab raws li nws kuj muaj qhov zoo dua qub thiab kev pabcuam lub neej.
Txawm li cas los xij, vim qhov teeb meem ntawm tus nqi thiab qhov hnyav.Qee cov neeg siv yuav siv cov hlau tsis muaj hlau lossis lwm yam khoom siv los ua cov cim hlau.Hom hlau kos npe zoo li zoo nkauj heev tom qab kev kho mob, tab sis piv nrog cov khoom siv tooj liab, nws lub neej kev pab yuav luv luv.
Thaum lub sij hawm tsim cov paib hlau, manufacturers siv cov txheej txheem sib txawv kom ua tiav cov teebmeem sib txawv.Raws li tus neeg siv yuav tsum tau, cov chaw tsim khoom yuav npaj cov txheej txheem ntau lawm.Cov txheej txheem ntau lawm ntawm cov paib hlau yog nyob ntawm cov khoom siv.Cov khoom siv kim dua, nws yuav siv sijhawm ntev dua los ua cov txheej txheem.Yog tias koj xav ua lossis yuav cov khoom xws li cov ntawv hlau lossis cov cim hlau.Thov hu rau peb thiab qhia peb seb koj xav li cas.Peb yuav muab cov qauv tsim dawb rau koj thiab ua cov qauv rau koj.
