Purchanda mmanụ kachasị mma na-eme ka ụlọ ọrụ na-ahụ maka igwe
Egwu mmanụ kachasị mma nke mmanụ na-acha uhie uhie nke sistemụ nrụpụta -Hya pọmpụ lubrication - jinianhedetail:
Ihe onyonyo zuru ezu:
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Ntuziaka Ngwaahịa metụtara:
N'ihi enyemaka dị mma, ọtụtụ ihe dịgasị iche iche, na-akwụ ụgwọ na nnyefe nke ọma, anyị na-atọ ụtọ na ndị na-azụ ahịa. Anyị bụ ụlọ ọrụ siri ike nke nwere nnukwu ahịa na-enwe nnukwu uru na-ejikọ mmanụ ọkụ na-eme ka ndị mmadụ na-eme ihe na-eme ihe, bụ Bulgaria, Peru, ọtụtụ ngwongwo zuru oke Ruo ka ndị kachasị mkpa na ntuziaka mba ụwa na mbụ na anyị nke mbụ - ọnụego nnyefe oge ị ga-anapụta ya n'oge ọ bụla na n'ọnọdụ ọ bụla. Ma n'ihi na azụmahịa Kayo na ụdị ngwa ọrụ nchebe, ndị ahịa anyị anaghị egbu oge ịzụ ahịa oge niile.