Kusukela isilawuli sokuqala esihlelekayo (i-PC) yethulwa e-United States ngo-1969, sisetshenziswe kabanzi ekulawuleni izimboni.Eminyakeni yamuva nje, i-China iye yanda ngokusetshenziswa kwe-PC ukulawula ugesi wemishini yenqubo ku-petroleum, amakhemikhali, imishini, imboni yokukhanya ...
Funda kabanzi