Puas yog koj nkees ntawm kev cuam tshuam nrog cov khoom siv tas li thiab nce nqi ntau lawm? Yuav ua li cas yog tias koj tuaj yeem nce ntxiv everhalt ntau lawm, txo tus nqi, thiab nyob ua ntej ntawm kev sib tw nrog kev daws teeb meem yooj yim? Qhov ntawd yog qhov peb tuaj yeem pab tau.

Thaum koj cov khoom cog ntoo uas txhawb cov txheej txheem cog kom sib ntsib cov teeb meem hauv qab no:
Cov khoom siv tawg cia txhua qhov chaw, ua rau qeeb thiab nce nqi rau cov neeg siv khoom.
Cov qhua tuaj noj mov xav tau rau asphalt yog nce, tab sis koj lub peev xwm ntau lawm yog tiag tiag tsis txaus.
Qhov kev thov kom asphalt yog qhov nrawm dua li koj lub peev xwm ntau lawm, thiab koj tau hloov cov phiaj xwm ib qho tom qab lwm tus.
Txhawm rau kom khaws cov khoom qub khiav, nws nqa cov nqi kho kim, thiab kho cov khoom kho tas li tshem tawm cov txiaj ntsig meager.
Yog tias koj muaj kev nyuaj li no, koj xav tau kev ua si hloov pauv kom txuag tau lawv txoj kev lag luam. Nov yog peb los nyob rau hauv!
Nrog ib qho kev nyiam tshaj plaws ntawm 80 tons ib teev, lub rooj zaum ilorroader Map luam tawm yooj yim ua tau yooj yim ntsib kev xav tau yooj yim. Nrog rau 80tph muaj peev xwm ntawm Map1000 Asphalt sib xyaw ua ke, koj tuaj yeem yooj yim nce ntau ntau dua 30%, kom koj npaj tau los siv sijhawm ntau dua li yav dhau los. Nws tuaj yeem txuag cov nqi roj thaum ua kom cov nyiaj tsis hloov pauv.
Kev nrawm thiab txuag: nrog lub peev txheej nrawm 45-ob voj voog voj voog.