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Jidadka Tareennada iyo Tignoolajiyada Golaha
Radiyeeriyeyaasha warshadaha ayaa caadi ahaan laga helaa meelaha lugaha leh.Locomotives waxay dhaliyaan kuleyl aad u badan iyadoo ay ugu wacan tahay matooradooda iyo qaybaha kale ee makaanikada.Radiators ayaa loo isticmaalaa si ay u baabi'iyaan kulaylkan oo ay ka hortagaan mashiinada in ay kulayl badan.Nadaamka hiitarka ee goob-raacu wuxuu ka kooban yahay taxane qaboojiyeyaal ama tuubo kaas oo qaboojiyaha uu wareego, ka wareejinta kulaylka matoorka oo ku sii deynaya hawada ku wareegsan.Tani waxay gacan ka geysaneysaa in la joogteeyo heerkulka shaqada ee ugu wanaagsan waxayna hubisaa waxqabadka hufan ee goobta.
