Tuam txhab xov xwm
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Covid-19 puas tuaj yeem muaj sia nyob ntawm tooj liab?
Tooj liab yog cov khoom siv tshuaj tua kab mob zoo tshaj plaws rau qhov chaw. Tau ntau txhiab xyoo, ntev ua ntej lawv paub txog kab mob lossis kab mob, tib neeg tau paub txog tooj liab lub zog tshuaj tua kab mob. Thawj zaug sau tseg siv tooj liab ua tus kab mob ...Nyeem ntxiv -
Rolled (RA) tooj liab ntawv ci yog dab tsi thiab nws ua li cas?
Rolled tooj liab ntawv ci, ib tug kheej kheej kheej kheej ntawv hlau, yog tsim thiab tsim los ntawm lub cev dov txoj kev, nws cov txheej txheem ua raws li nram no: Ingoting: Cov khoom raw yog loaded rau hauv lub melting rauv t ...Nyeem ntxiv