Thaum muaj xwm txheej ceev, kev sib ntaus sib tua tourniquet ua lub luag haujlwm tseem ceeb hauv kev daws cov ntshav los ntshav, tshwj xeeb tshaj yog los ntawm cov hlab ntsha. Nws lub hom phiaj tseem ceeb yog kom ua tau zoo thiab ceev ceev kom tsis txhob muaj ntshav txaus, tiv thaiv lub neej ntawm cov ntshav poob.
Kev sib ntaus sib tua yog tsim los rau kev yooj yim ntawm daim ntawv thov, ua rau lawv siv tau rau hauv cov xwm txheej ntxhov siab uas muaj kev cuam tshuam tam sim ntawd tseem ceeb. Los ntawm kev tso tseg los ntshav ntau dhau, lawv muab lub sijhawm tseem ceeb ntawm lub sijhawm rau tus neeg raug mob kom tau txais kev kho mob kev tshaj lij, txhim kho txoj hauv kev tau txais txiaj ntsig zoo.
Yog xav paub ntxiv txog cov khoom, thov mus saib
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