船舶动力装置试题-第69页-百科知识题库-简明问答题库

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[单选]Large，two-stroke/cycle，mainpropulsion，dieselenginecylinderscanbesuccessfullypressurechargedduringnormaloperation，byusingthe（）．

[单选]ThePRIMARYfunctionofawasteheatboileristo（）

[单选]Theprincipaldifferencebetweenloopscavengingandcrossflowscavenging，asusedinsingleactingdieselengines，isthe（）

[单选]Operatingadieselengineforprolongedperiods，withaclosedfreshwatercoolingsystem，attemperatureslowerthanthenormaldesigntemperaturecancause（）．

[单选]Impropermaintenanceofthefueloilburnersinanautomaticallyfiredauxiliaryboiler，couldresultin（）

[单选]Whichofthefollowingconditionsmayneedtobereducedwhenoperatingalarge，lowspeed，mainpropulsion，dieselengineatlowloads？

[单选]Theproceduresrecommendedforauxiliaryboilershavinghighsalinityinclude（）．

[单选]Excessivealkalinityofthewaterinanauxiliaryboilercancause（）．

[单选]Thepurposeofthedeliverycheckvalveusedinadieselfuelinjectionjerkpumpisto（）．

[单选]Beforeanauxiliaryboilerisshutdownforanextendedperiodoftime，thewaterintheboilershouldhaveapHvalueof（）．

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