【英语翻译Withthistypeofheatexchanger,thecountercurrentflowcanbeproperlyapplied.Ifitislongenough,virtuallyallheatcanbetransferredfromonetotheothermedium,i.e.,theoutlettemperatureofonemediumisalmostequaltotheinf】

　　英语翻译

　　Withthistypeofheatexchanger,thecountercurrentflowcanbeproperlyapplied.Ifitislongenough,virtuallyallheatcanbetransferredfromonetotheothermedium,i.e.,theoutlettemperatureofonemediumisalmostequaltotheinflowtemperatureoftheothermedium.

　　Thechoiceofwhichmediumgoesthroughthetubesandwhicharoundthetubesisdeterminedbythedegreeofpollution.Theinsideofthetubesisgenerallyaccessible.Aftercommissioning,theoutsideofthetubescannotbereachedverywell.Thatiswhythemostpollutingfluid(orgas)goesthroughthepipesandtheleastpollutingaround.