Makina osindikizira ....

Chidule cha zida zobowolera madzi

M'zaka za m'ma 200 BCE, dziko la China lagwiritsa ntchito anthu ogwira ntchito ndipo linagwiritsa ntchito mphamvu zotanuka za nsungwi kuti bowolo likhudze pansi pobowola.Pambuyo pake, idagwiritsidwa ntchito kumidzi yaku China kwa nthawi yayitali.Sizinali mpaka zaka za m'ma 1950 pamene zida zobowolera zingwe za waya zinayambitsidwa kuchokera kunja.Kumayambiriro kwa zaka za m'ma 1960, zida zosavuta zobowolera zitsime zamadzi monga ma cones akuluakulu ndi ang'onoang'ono a poto ndi ma cones ogwiritsira ntchito nkhonya anapangidwa.Cha m'ma 1966, makina obowola ozungulira ozungulira adayamba kupangidwa, chobowolera mozungulira mozungulira komanso chobowolera mozungulira chinapangidwa bwino cha m'ma 1974, ndipo chobowolera chozungulira chozungulira chinapangidwa kumapeto kwa zaka za m'ma 1970.Mayiko aku Europe ndi America adagwiritsa ntchito zida zobowola zingwe muzaka za 19th.M’zaka za m’ma 1860, dziko la France linayamba kugwiritsa ntchito zipangizo zobowola zozungulira, zomwe pambuyo pake zinadzafika ku United States ndipo zinakula mofulumira.M'zaka za m'ma 1950, zida zoboola mozungulira kuzungulira kuzungulira zidayamba.Pambuyo pake, zida zobowola zozungulira pogwiritsa ntchito mpweya wounikizidwa m'malo mwa matope pamene pochapa zitsime zinawonekera.M'zaka za m'ma 1970, zida za hydraulic power head rotary zidapangidwa.


Nthawi yotumiza: Apr-26-2021
0f2b06b71b81d66594a2b16677d6d15