Cov pobzeb iav fiber ntau tseem hu ua asphalt muaj pobzeb lossis asphalt pobzeb, raws li lub npe cuam tshuam, iav fiber ntau pobzeb yog tsim los ntawm kev hloov kho asphalt, iav fiber, xim ceramic, nws tus kheej nplaum strip. Nws cov ntsiab lus watt yog lub teeb, txog 10kg ib square meter, thiab nws cov khoom yog hloov asphalt, ntev li ntev raws li lub ins ...
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