"Hydraulic malam buɗe ido Valve: Ƙa'idar aiki, tsari da nazarin aikace-aikace"
"Hydraulic malam buɗe ido Valve: Aiki na aiki, tsari da kuma aikace-aikace bincike" na'ura mai aiki da karfin ruwa bawul ne da aka saba amfani da ruwa sarrafa bawul, yadu amfani a cikin man fetur, sinadaran, wutar lantarki, birane samar da ruwa da sauran filayen. Wannan takarda za ta yi nazari...
duba daki-daki