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Imbali kunye nophuhliso lweepcbs eziguquguqukayo (fpc)
Imvelaphi yee-PCB eziguquguqukayo (i-FPC) Imbali yeebhodi zeesekethe eziguquguqukayo inokulandelwa emva kwe-1960, xa i-NASA yaqala uphando malunga ne-spacecraft ukuthumela abantu enyangeni. Ukuze uziqhelanise nesithuba esincinci sesiphekepheke, iqondo lobushushu langaphakathi, ukufuma kunye nokusingqongileyo okunamandla okungcangcazela,...Funda ngokugqithisileyo
