Tau-Ua Si Cov Ncauj Ua Dej

  • Solid-liquid separator

    Cov kua dej sib cais

    Biogas, cov cuab yeej siv nkag phwj. Rau kev sib cais thiab ua kua sib cais, pov tseg kom zoo dua, yog ib qho kev sib txuas tseem ceeb hauv cov txheej txheem kev kho.