更多"The major cause of trouble in a mec"的相关试题:
[单项选择]The major cause of anchor buoy pendant wire failures is（）.
A. corrosion
B. rough weather
C. defective sockets
D. mishandling
[单项选择]The major cause of problems occurring with fuel injection equipment is（）
A. incorrect replacement of barrels and plungers of jerk pumps
B. overheating of the nozzle orifices
C. cracked pump housings
D. dirt in the fuel
[单项选择]The major cause of fuel pump and injection system problems is （）
A. improper adjustments
B. contaminated fuel
C. kinked fuel lines
D. excessive engine vibration
[单项选择]The doctor said that mental （） is the major cause of his sleeping problem.
A. tension
B. sadness
C. anger
D. relaxation
[单项选择]Poor packing will cause much trouble（）delivery.
A. at
B. for
C. in
D. on
[单项选择]After the trouble of the automatic control system has been completely eliminated, assistance is （） required.
A. remained
B. still
C. no longer
D. much mere
[单项选择]After resolving the trouble of main power supply, main switch of emergency generator should（）, if power supply is refreshed.
A. be switched off by the duty officer
B. be switched on by the duty officer
C. be switched off automatically
D. be switched on automatically
[单项选择]A common trouble with the fuel pump plungers or fuel valve spindle is （）.
A. broken down
B. stuck
C. oil leakage
D. carbonized
[单项选择]A common trouble with the fuel pump plunger or fuel valve spindle is （）.
A. water leakage
B. steam leakage
C. oil leakage
D. air leakage
[单项选择]Environmental loading consists of the forces caused by wind，waves，and（）.
A. drilling
B. soil reactions
C. temperature
D. current
[单项选择]What could cause a significant difference between actual chain tension and the tension measured by the tensiometer? （）
A. The type of anchor and mooring line being used
B. The type of bottom in which the ship is anchored
C. A significant difference between air and water temperature
D. The chain contacting a chock or fairlead between the tensiometer and the lower swivel fairlead
[单项选择]It was （）midnight that we removed the trouble and went back to our cabin.
A. until
B. not until
C. not before
D. not after
[单项选择]I regret（）the trouble I have caused you.
A. to
B. at
C. for
D. on
[单项选择]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
[单项选择]Air in the fuel can cause（）
A. high lube oil temperature
B. blue smoke
C. the engine to stop
D. piston seizure
[单项选择]Defense plans may cause the operation of electronic aids to navigation to be suspended with （）.
A. no notice
B. one day's notice
C. a week's notice
D. thirty (30) days notice
[单项选择]Which of the following conditions would cause carbon deposits to form in the piston ring belt of a diesel engine?（）
A. faulty combustion
B. excessive ring temperature
C. over lubrication
D. all of the above
[单项选择]Worn main bearing will cause the compression ratio of an auxiliary diesel engine to（）
A. increase
B. decrease
C. remain the same
D. increase on compression decrease on expansion
