Cov Kab Kos Yog Dab Tsi

Cov Kab Kos Yog Dab Tsi
Cov Kab Kos Yog Dab Tsi

Video: Cov Kab Kos Yog Dab Tsi

Video: Cov Kab Kos Yog Dab Tsi
Video: Tus kab mob COVID-19 yog dab tsi? (What is COVID-19)? 2024, Tej zaum
Anonim

Ib tug neeg twg los ib txwm muaj thoob plaws lub tswvyim "sijhawm". Txhua tus paub: lub sijhawm ua haujlwm, kev qhia tsheb ciav hlau, kev muag khoom thiab lub sijhawm ntsuas kub. Lawv siv tsis tau tsuas yog los ntawm tsev kawm ntawv cov menyuam kawm txog kev hloov pauv ntawm cov lus ntsuas ntawm ntau lub sijhawm dhau los. Qhov no yog daim foos yooj yim ntawm cov lus qhia, uas yog siv rau hauv ntau qhov chaw ntawm cov haujlwm tib neeg txhua hnub.

Cov kab kos yog dab tsi
Cov kab kos yog dab tsi

Nws paub tias yooj yim tshaj plaws rau kev nkag siab yog daim graphical ntawm cov ntaub ntawv qhia. Hauv cov ntsiab lus, qhov teeb tsa no yog kev ua kom pom ntawm kev hloov hauv ib qho ntawm cov tsis sib xws nyob ntawm kev hloov pauv ntawm ib qho. Yog li, hauv kev ua lej, lub teeb ntawm lub thawv ua qhov ntsuas pom nws tus nqi nce raws qhov kev hloov pauv ntawm lub kaum sab xis; hauv kev txheeb cais, nws yog cov lus qhia ntawm ntau qhov ntsuas rau qee lub sijhawm hauv ib lub sijhawm.

Lub teeb, uas tau txhim tsa nyob rau hauv kev soj ntsuam thiab ntsuas cov ntaub ntawv, yog ib qho nkhaus uas tso cai thaum xub thawj siab kom nkag siab tias qhov ntsuas tau hloov mus ntev li cas, txheeb xyuas lawv thiab ua kev kwv yees hais txog yuav ua li cas ib tug txheej txheem yuav tsim kho yav tom ntej, txheeb xyuas cov ncauj ke hauv txoj kev txhim kho no, nws cov teeb meem thiab yam yuav tsum tau ua ua ntej. Ib qho kev koom ua ke sib koom ua ke raug siv los tsim cov xwm txheej. Ntawm lub axis abscissa, cov khoom siv tsis hloov yog ib txwm npaj rau, piv txwv li, sijhawm, nrog qee yam kev ncua sij hawm - qhov ntsuas. Txoj kab ke yog qhov ntsuas lossis suav qhov tseem ceeb ntawm txoj haujlwm.

Cov kab kos yog nrov heev ntawm cov neeg ua kev ntsuas thiab kev suav nyiaj. Cov sijhawm no cov txheej txheem yog siv los tshuaj xyuas qhov muaj txiaj ntsig ntawm ntau tus nqi ntawm kev nyab xeeb, kev twv kwv yees tus nqi hloov pauv thiab cov txheej txheem tsim nyiaj. Muaj cov ntaub ntawv hais txog tus nqi ntawm kev nyab xeeb lossis tus nqi ntawm qee yam khoom - cov neeg siv khoom pob khoom rau ib lub sijhawm, cov kws tshaj lij tuaj yeem txheeb xyuas lawv thiab twv seb nce lossis nce nqi, nce nqi.

Thaum tawm tswv yim cov duab, cov xaiv ntawm lub sijhawm uas yuav ua rau lawv nyob ntawm kev cuam tshuam ntawm cov ntaub ntawv. Cov ntaub ntawv tuaj yeem muab tau ob peb zaug hauv ib hnub, txhua hnub, txhua asthiv thiab txhua hli. Qhov tsawg dua qhov sib nrug ntawm kev ntsuas, cov duab kos muaj ntau dua thiab raug. Tab sis, tib lub sijhawm, cov ntaub ntawv ntau ntawm cov ntawv qhia, cov ntaub ntawv ntau dua tuaj yeem xav txog nws.

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