Cov khoom siv hluav taws xob feem ntau yog siv rau kev tiv thaiv xeb ntawm cov qauv hlau hauv cov huab cua puag ncig, tshwj xeeb tshaj yog rau kev tiv thaiv xeb ntawm sab nraum zoov loj-scale steel qauv chaw. Nrog rau lawv cov kev tiv thaiv xeb zoo heev, lawv tau nyiam los ntawm kev tsim kho ob tog. Txawm hais tias kev tiv thaiv xeb yog qhov ua tau zoo, Txawm li cas los xij, piv nrog lwm cov tshuaj tiv thaiv xeb, tus nqi tseem siab, yog li cov txheej txheem kuj tseem kim. Yog li ntawd, thaum xaiv cov khoom, yuav tsum tsis txhob muaj qhov yuam kev.
