I-pulley yerabha enokutshintshwa yi-teknoloji entsha eyaphuhliswa phakathi kwe-90 ye-20 yenkulungwane kumazwe angaphandle, kwaye inani elikhulu lophando lwezenzululwazi kunye nabasebenzi bezobugcisa ekhaya nakwamanye amazwe babandakanyeka kuyilo, ukulinganisa, uvavanyo kunye nolunye uphuhliso lweepulleys zomzila.Okwangoku, ngakumbi i-fa...
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