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Cov Khoom Siv Ntsuas Dej Ntse Ua Haujlwm Li Cas Rau Kev Ruaj Ntseg Hauv Tsev?
Cov cuab yeej ntes dej xau yog qhov pab tau rau kev ntes cov dej xau me me ua ntej lawv dhau los ua teeb meem loj dua. Nws tuaj yeem ntsia tau rau hauv chav ua noj, chav dej, pas dej ua ke hauv tsev. Lub hom phiaj tseem ceeb yog los tiv thaiv cov dej xau hauv cov chaw no kom tsis txhob ua rau puas tsuaj rau...Nyeem ntxiv -
Lub tshuab ntes pa luam yeeb muaj sia nyob ntev npaum li cas?
Lub neej ua haujlwm ntawm cov tswb ceeb toom pa luam yeeb sib txawv me ntsis nyob ntawm tus qauv thiab hom. Feem ntau, lub neej ua haujlwm ntawm cov tswb ceeb toom pa luam yeeb yog 5-10 xyoo. Thaum siv, yuav tsum tau saib xyuas thiab kuaj xyuas tas li. Cov cai tshwj xeeb yog raws li nram no: 1. lub tshuab ntes pa luam yeeb ala...Nyeem ntxiv -
Qhov txawv ntawm ionization thiab photoelectric pa luam yeeb tswb yog dab tsi?
Raws li Lub Koom Haum Tiv Thaiv Hluav Taws Hauv Tebchaws (National Fire Protection Association), muaj ntau tshaj 354,000 qhov hluav taws kub hauv tsev txhua xyoo, tua neeg nruab nrab li ntawm 2,600 tus neeg thiab ua rau ntau tshaj 11,000 tus neeg raug mob. Feem ntau cov neeg tuag los ntawm hluav taws tshwm sim thaum hmo ntuj thaum tib neeg pw tsaug zog. Qhov tseem ceeb...Nyeem ntxiv -
Lub Tswb Ceeb Toom Tus Kheej: Yuav Tsum Muaj Rau Cov Neeg Mus Ncig Tebchaws thiab Cov Neeg Uas Paub Txog Kev Nyab Xeeb
Nyob rau lub caij nyoog uas kev nyab xeeb ntawm tus kheej yog qhov kev txhawj xeeb tseem ceeb rau ntau tus neeg, qhov kev xav tau rau lub tswb ceeb toom tus kheej tau nce siab, tshwj xeeb tshaj yog ntawm cov neeg taug kev thiab cov tib neeg uas tab tom nrhiav kev nyab xeeb ntxiv rau ntau qhov xwm txheej. Lub tswb ceeb toom tus kheej, cov khoom siv me me uas tso tawm lub suab nrov thaum qhib, tau p ...Nyeem ntxiv -
Lub tswb qhov rooj tuaj yeem txo qhov xwm txheej poob dej ntawm cov menyuam yaus ua luam dej ib leeg.
Cov laj kab plaub sab uas nyob ib puag ncig cov pas dej ua ke hauv tsev tuaj yeem tiv thaiv tau 50-90% ntawm cov menyuam yaus poob dej thiab yuav luag poob dej. Thaum siv kom raug, lub tswb ceeb toom qhov rooj ntxiv ib txheej kev tiv thaiv ntxiv. Cov ntaub ntawv tshaj tawm los ntawm US Consumer Product Safety Commission (CPSC) ntawm kev poob dej txhua xyoo...Nyeem ntxiv -
Hom tshuab ntes pa luam yeeb twg zoo tshaj?
Ib tiam tshiab ntawm cov tswb ceeb toom pa luam yeeb ntse WiFi nrog lub luag haujlwm ntsiag to uas ua rau kev nyab xeeb yooj yim dua. Hauv lub neej niaj hnub no, kev paub txog kev nyab xeeb tseem ceeb zuj zus, tshwj xeeb tshaj yog nyob rau hauv cov chaw nyob thiab ua haujlwm coob coob. Txhawm rau kom tau raws li qhov xav tau no, peb lub tswb ceeb toom pa luam yeeb ntse WiFi tsis...Nyeem ntxiv