Lub rooj sab laj tau hais qhia txog kev txhim kho kev ua haujlwm tau zoo ntawm kev hloov kho cov khoom siv asphalt asphalt raws xyoo kev paub. Cia peb kawm ua ke.

Raws li cov khoom siv txav ntawm cov khoom siv asphalt rotates ntawm kev hloov pauv asporded los ntawm kev ua kom muaj zog asphalt los ntawm kev ua kom zoo nkauj asphalt los ntawm kev ua kom zoo nkauj asphalt. Cov cuab yeej siv tau yooj yim ua haujlwm, thiab tsuas yog ib tus neeg yuav tsum ua haujlwm cua sov thiab rho tawm ntawm asphalt. Tsis siv neeg preheating system ua tiav tshem tawm cov hlawv hom kev ntxuav tu raj.
Ib qho ntxiv, raws li ib qho ntawm cov kws tshaj lij kev lag luam, tom qab lub sijhawm ntev ntawm kev tshawb fawb thiab kev txhim kho cov khoom siv asphalt kom sai, thiab lub sijhawm tsis siv neeg ua kom nrawm nrawm thiab kev nyab xeeb ntawm lub system. Qhov kev lees paub ntawm nws cov qauv txheej txheem, qhov tsis zoo ntawm nws txoj kev xav ua haujlwm tau muab ua ntej tau ua tiav cov neeg siv khoom, uas qhia tau tias nws tseem muaj txoj kev tsim txiaj zoo.