Kwimeko yanamhlanje yemizi-mveliso neyorhwebo ekhawulezayo, umbane ozinzileyo awuyonto nje elula—ngumthombo wobomi bokuqhubeka kweshishini. Nokuba sisivuthuvuthu esikhulu ngequbuliso, ukusilela kwegridi, okanye iprojekthi yokwakha ekude, ukucima kombane kuthetha ukuba imigca yemveliso iyekile, idatha elahlekileyo, kunye ...
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