Iintsika zentsimbi ezinokususwa
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Iitsheyini ezisuswayo zentsimbi, uhlobo 25, 32, 32W, 42, 51, 55, 62
Iitsheyini ezisuswayo zentsimbi (SDC) ziye zasetyenziswa kwizicelo zezolimo nezemizi-mveliso kwihlabathi liphela. Zivela kuyilo lwetsheyini ezisuswayo zokuqala kwaye zenziwe ukuba zibe lula, zingabizi, kwaye zihlale ixesha elide.