Daim Ntawv Thov Ntawm Cov Khoom Ua Haujlwm Fiber iav

Cov iav fiber ntau daim ntaub feem ntau siv hauv cov txheej txheem tes. Cov iav fiber ntau ntxiv cov khoom siv daim phiaj yog siv dav hauv cov nkoj nkoj, cov chaw tso tsheb hlau luam, cov yees txias, nkoj, tsheb, tsheb, tso tsheb hlau luam, thiab cov ntaub ntawv hauv tsev. Cov iav fiber ntau daim ntaub yog siv dav hauv kev lag luam: kev rwb thaiv tsev kub, tiv thaiv hluav taws thiab nplaim taws. Cov khoom siv nqus cov cua sov ntau thaum nws hlawv los ntawm nplaim taws thiab tuaj yeem tiv thaiv cov nplaim taws los ntawm hla thiab cais tawm ntawm huab cua.