單項選擇題The three conditions which cause engine shutdown are overspeed,low lube oil pressure,and().

A.High lube oil pressure
B.High jacket water pressure
C.High jacket water temperature
D.Low jacket water pressure


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2.單項選擇題The latest edition of ISSA Ship Stores Catalogue is().

A.The 2004 Jubilee
B.The 2006 Jubilee Edition
C.Marine Stores Guide 2007
D.Marine Stores Guide 2008

3.單項選擇題On a ship,each emergency generator must be tested at least once each().

A.week
B.month
C.three months
D.six months

4.單項選擇題Kort nozzles are installed around the propellers of some vessels to().

A.Increase the thrust of the propeller
B.Protect the propeller from striking sawyers
C.Prevent the propeller from striking barges towed on the ship
D.Prevent the propeller from touching bottom in low water