If the engine does start on air, but combustion does not immediately begin, the cause may not be ().
A、A.low compression
B、B.failure of the fuel pump to discharge fuel
C、C.incorrect timing of fuel pump
D、D.turning gear being still on
A、A.low compression
B、B.failure of the fuel pump to discharge fuel
C、C.incorrect timing of fuel pump
D、D.turning gear being still on
A、that the fuel valve is open B、if the air supply system is open C、if the water sprinkler system is open D、if the limit switch is on
A、fuel control rack had admitted excessive fuel B、engine speed does not match the fuel rack setting C、engine has failed to reach its firing speed D、starter pinion and ring gear contact is not correct
A、stop main engine immediately B、ask the captain and the chief engineer’s permission for stopping the engine C、initiatively inquire the bridge for the situation D、stop engine and inform bridge
A、failure of the fuel pumps B、starting air pressure too low C、stop valve in air line closed D、the turning gear still engaged
A、at each control station B、in the chief engineer’s quarters C、in the captains quarters D、All of the above are correct
A、If the file exists it will be opened for editing. If the file does not exist an error message will be displayed. B、If the file exists it will be opened for editing. If the file does not exist a new file with the name file.out will be created and opened for editing. C、If the file exists an error message will be displayed. If the file does not exist a new file with the name file.out will be created and opened for editing. D、If the file exists the operator will be asked whether to open the file or overwrite the file. If the file does not exist a new file with the name file.out will be created and opened for editing.
A、indicates the engine's particulars B、tells the engine's function C、shows the engine's type D、refers to the engine's information
A、A.indicates the engine's particulars B、B.tells the engine's function C、C.shows the engine's type D、D.refers to the engine's information
A、Master,or person in charge B、Chief Engineer,or engineer in charge if no chief engineer is required C、Senior mechanic,or mechanic on duty if no senior mechanic designated D、Senior electrician,or electrician on duty if no senior electrician designated