Ⅰ.Kakaretso Ka lifeme tsa motlakase, litsamaiso tsa petrochemical, maro a phahameng a viscosity indastering ea lik'hemik'hale tsa mashala, maro a tsoakiloeng le lerōle le likaroloana tse tiileng, le maro a senyang haholo, li-valve tsa bolo li hloka ho sebelisa li-valve tsa tšepe tse tiisitsoeng ka thata, kahoo khetha tšepe e nepahetseng ka thata-thata. li-valve tsa bolo tse tiisitsoeng.The...
Bala haholoanyane