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Chigayo chesimbi chinoumbwa zvakanyanya negoko rakatenderera, musoro wemubato, bearing, mudziyo wekutumira uye pombi yekubatanidza. Chigayo chesimbi chinoumbwa nesimbi yakatetepa ine mapurasitiki esimbi akasungirirwa. Simba guru rekugadzira chigayo chesimbi rinoderedza huremu hwese hwemidziyo, zvichienzaniswa ne ...Verenga zvakawanda -
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Muchina wepepa weFourdrinier wakagadzirwa nemurume wekuFrance Nicholas Louis Robert mugore ra1799, nguva pfupi mushure mekunge murume wekuEngland Joseph Bramah agadzira muchina wemhando ye cylinder mold mugore ra1805, akatanga kupa pfungwa nemifananidzo yecylinder mold paper mu patent yake, asi Br...Verenga zvakawanda
