When centrifuging heavy fuel oil, an important factor to consider is the （）
(1) flow rate
(2) viscosity of the fuel oil
A.(1) only is correct
B.(2) only is correct
C.both (1) and (2) are correct
D.neither (1) or (2) are correct
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A.oil suction line restriction
B.correct amount of coolant
C.cavitation erosion in the water jackets
D.clogged sea suction strainer
A.overspeed trip
B.audible/visual alarm
C.the ships/boats general alarm
D.reserve oil storage tank
A.camshaft
B.flywheel
C.crankshaft
D.thrust shaft
A.030 to 1
B.300 to 1
C.333 to 1
D.330 to 1
A.air in the cooling system
B.an overhauled water pump
C.correct amount of coolant
D.no air in the cooling system
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