Kwakatangira tekinoroji yekuisa chisimbiso
Pakutanga kwezana remakore rechi11 AD, teknolojia yekuisa chisimbiso yakatanga kuChina;Iyo imwechete nhanho yekuisa chisimbiso tekinoroji yakatanga kuoneka kune dzimwe nyika muzana ramakore rechi 15, uye yakashandiswa kunguva yeArchimedes yakapoteredza 1700;Izvo zvakakosha kucherechedza kuti iyi tekinoroji yekuisa chisimbiso (kurongedza chisimbiso) ichiri kushandiswa mune dzimwe nguva dzinokosha nhasi.
Nguva yekutumira: Nov-01-2022
