Kubva yekutanga programmable controller (PC) yakaunzwa muUnited States mu1969, yakashandiswa zvakanyanya mukutonga kwemaindasitiri.Mumakore achangopfuura, China yakawedzera kutora PC kutonga mumagetsi ekutonga kwemaitiro emidziyo mupetroleum, makemikari, muchina, indasitiri yemwenje ...
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