單項選擇題

Which method should be used to warm up the pump turbines prior to discharge（）.

A.Lock the turbine rotor and slowly bleed in steam until operating temperature is reached
B.Run the pump at high speed with the discharge valves closed
C.Run the turbine at slow speed with the pump disconnected
D.Shut the discharge valve and run the pump at slow speed

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單項選擇題

Where is the most probable location of the remote shutdown station for cargo pumps on a tank barge carrying oil（）.

A.The loading dock
B.The midpoint of the barge
C.Within 25 feet of the pump engine
D.Above the forward rake end

單項選擇題

When viewed from above，the best position for the guy in relation to the boom is（）.

A.At a 45° angle
B.At right angles
C.4 feet aft of the heel of the boom
D.Parallel to the boom

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Which method should be used to warm up the pump turbines prior to discharge（）.

你可能感興趣的試題

Where is the most probable location of the remote shutdown station for cargo pumps on a tank barge carrying oil（）.

When viewed from above，the best position for the guy in relation to the boom is（）.