W amatanthauza kulemba, kuponya;C-CARBON zitsulo zitsulo za carbon, A, b, ndi C zimasonyeza mphamvu yamtundu wa chitsulo kuyambira pansi mpaka pamwamba.WCA, WCB, WCC imayimira chitsulo cha carbon, chomwe chili ndi ntchito yabwino yowotcherera komanso mphamvu zamakina.ABC imayimira mphamvu yamphamvu, yomwe imagwiritsidwa ntchito kwambiri ndi WCB.The pipe material Corr...
Werengani zambiri