Blister tshuab tsim cov ntawv PVC peev teeb meem
Dec 06, 2022
Tso lus
Nyob rau tib lub sijhawm, nrog rau lub teb chaws txoj kev saib xyuas nruj dua ntawm kev nyab xeeb thiab kev tiv thaiv ib puag ncig, kev tsim kho cov chlor-alkali cov nroj tsuag yuav tsum tau nruab nrog cov khoom siv tiv thaiv ib puag ncig loj (piv txwv li, calcium carbide txoj kev yuav tsum tau nruab nrog calcium carbide slag. cement-making devices, thiab lwm yam), thiab cov peev peev kuj loj heev. dais tsis tau.
