【火车头】上海译文.pdf
英语科普注释读物 The Locomotive 火车头
Contents The Great Change TheDiesel Locomotive Power Plant How the Diesel EngineWorks TheMiracleofCombustion The Ways in Which Diesel Engines Vary The Four-Stroke Cycle of Operation The Two-Stroke Cycle of Operation Fuelling the Locomotive Power Plant Combustion Needs Air-How It Is Supplied K
TheGreatChange Thebigsteamlocomotiveswhichhavedrawnour famoustrains foraboutonehundredandfiftyyears, havenowgivenwaytollocomotivespropelledbydieseland electricpower².Manyrailwayenthusiastswillregretthe passingofthesteam engine?