A.set the relief valve
B.check the lubrication system
C.vent the pump casing
D.open the pump suction and discharge valves
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A.increase engine speed to insure adequate flow of oil to all parts of the engine
B.pay no attention unless there are unusual noises from the engine
C.check operating pressures and temperatures，and check for leaks
D.run the engine at idle until the temperature has increased
A.shallow water
B.an engine that is misfiring
C.a tight tail shaft gland
D.worn stern bearing or misalignment
最新試題
As compared to carbon dioxide，dry chemical has which advantage?（）
As you approach mile 427.6 AHP，you see on the right side a white buoy with orange bands and diamond. This buoy marks（）.
As it approaches，a typical warm front will bring（）.
At 1920，the buoy forward of your starboard beam is（）.
At 0845，you are approaching the entrances to Thimble Shoal Channel. What channel must you use?（）
As a vessel changes course to starboard，the compass card in a magnetic compass（）.
Apparent time is based on（）.
At 2200 you take the following loran readings: 9960-W-15064.5; 9960-Y-43954.8. Which statement is TRUE? （）
At 0815，visibility is excellent and you can see Montauk Point. Montauk Point Light is（）.
As you approach mile 659.4 AHP，you see on the right descending bank a flashing green light. This light marks（）.