Uhlelo lwegridi

Uhlelo lwe-Rack

Isakhiwo segridi yensimbi yisakhiwo sendawo esakhiwa ngamalungu egridi amaningana axhunywe ngamabhola wamabhola ngendlela ethile yegridi. I-China yaqala ukwethula ubuchwepheshe begridi yensimbi yensimbi nemikhiqizo evela phesheya ngo-1978, enezinzuzo zesikhala esikhulu sangaphakathi, isisindo esincane, ukusebenza okuhle kokuzamazama komhlaba

uphenyo imininingwane