Hais txog permarable hloov aspord pavation pavement cov ncauj lus kom nkag siab
Raws li cov kws tshaj lij kev ua haujlwm, peb muab koj cov kab ke pulsified, txau cov kab ke, txau cov emulsion, thiab sib cav ntawm cov qauv kev khaum los ntawm kauj ruam. Nws yog qhov tsim nyog rau cov kev thib ob thiab theem nrab txoj kev, thiab tseem tuaj yeem siv ua qhov txuas txuas ntawm asphalt pavement lossis puag.
Kawm Dua
2024-12-09