Asphalt pob zeb yog ib qho kev sib xyaw ua ke los ntawm kev xaiv cov khoom siv ntxhia nrog qee qhov kev sib xyaw ua ke thiab qee qhov kev faib ua feem ntawm txoj kev asphalt cov ntaub ntawv, thiab sib tov lawv raws li kev tswj hwm nruj.

Nqe Lus Nug: Qee cov neeg muab cov cuab yeej sib xyaw asphalt rau hauv kev siv tshuab. Puas yog asphalt qhob pob zeb?
Teb: Asphalt pob zeb yog asphalt pob zeb uas tau xaiv manually thiab sib xyaw nrog cov khoom siv ntxhia nrog qee qhov kev sib xyaw ua ke (pob zeb los yog crushed gravel, pob zeb chips los yog xuab zeb, ntxhia hmoov, thiab lwm yam) thiab ib feem ntawm txoj kev asphalt cov ntaub ntawv, nyob rau hauv nruj. tswj tej yam kev mob. Sib tov sib xyaw.
Asphalt tov khoom yog muab tso rau hauv txoj kev machinery
Qhob yog ib lo lus dav dav rau engineering composite cov ntaub ntawv uas yog ua los ntawm cementitious cov ntaub ntawv uas khi aggregates rau hauv tag nrho. Lub sij hawm ua vaj tse feem ntau yog hais txog cov cement raws li cov khoom siv cementing, xuab zeb thiab pob zeb ua cov khoom sib xyaw, thiab dej (nrog lossis tsis muaj additives thiab admixtures) nyob rau hauv ib qho kev faib ua feem, thiab nplawm, tsim, thiab kho. Cement pob zeb, kuj hu ua pob zeb zoo tib yam. Nws yog dav siv nyob rau hauv civil engineering.