A、A.an engine-driven；as well
B、B.an engine-driven；has an independent pump
C、C.an independent；as well
D、D.an independent；has an engine-driven pump
更多“About the jacket water, that of the auxiliary engines usually（） is circulated by pumps, and the main engine usually （）”相关的问题
A、Distress and alarm signals transmitted or intercepted B、Times of beginning and end of watch period C、Routine navigational traffic D、Daily statement about the condition of the required radiotelephone equipment
A、the life-jackets and carry the belongings first. B、the life-jackets and carry the lifebuoys first C、the life-jackets and gather at muster station first D、the life-jackets and call the captain.
A、sea water temperature must never be warmer than 40℃ B、jacket water pressure should always be greater than the sea water pressure C、jacket water temperature must always be less than 60℃ D、jacket water pressure must always be less than the sea water pressure
A、High lube oil pressure B、High jacket water pressure C、High jacket water temperature D、Low jacket water pressure
A、an overfilled expansion tank B、excess chromate treatment of the jacket water C、a clogged raw water sea suction D、cavitation erosion of the heat exchanger tubes
A、A.at the jacket cooler outlet to control the flux through the engine B、B.at the jacket cooler outlet to control the flux through the cooler C、C.at the engine outlet to control the flux through the engine D、D.at the engine inlet to control the flux through the engine
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