更多"Among the main propulsion units on "的相关试题:
[单项选择]Each ship shall carry on board a ship security plan approved by （）
A. the chief engineer officer
B. the master of the ship
C. the manager of the company
D. the Administration
[单项选择]Bottom stowage on board a ship is usually given to（）.
A. dry cargoes
B. heavy cargoes
C. delicate cargoes
D. the cargoes bound for the first port of call
[单项选择]（）means the person on board the ship, accountable to the master, designated by the Company as responsible for the security of the ship, including implementation and maintenance of the ship security plan and for liaison with the company security officer and port facility security officers.
A. Ship security officer
B. Company security officer
C. Port facility security officer
D. PSC officer
[单项选择]When water is used to fight a fire on board a ship，the effect of the weight of the water must be taken into account. How much sea water will increase the weight displacement by one ton?（）
A. 64 cubic feet
B. 35 cubic feet
C. 100 gallons
D. 500 liters
[单项选择]The line-throwing appliance provided on board ship is（）.
A. for the saving of life
B. for fire-fighting
C. for mooring purpose
D. for towing purpose
[单项选择]The pumps employed on board ship can be divided into two main categories ie（） pumps and centrifugal pumps.
A. gear
B. nonpositive displacement
C. positive displacement
D. rotary
[单项选择]Compressed air is used on board ship （）.
A. for starting diesel engines
B. in pneumatic control system
C. in pneumatic tools
D. All the above are true
[单项选择]Compressed air is used on board ship for all the following purposes except （）.
A. starting diesel engines
B. pneumatic control systems
C. pneumatic tools
D. supercharging air
[单项选择]（）on board ship are used to control and distribute the electrical energy generated by generators.
A. Governors
B. Alternators
C. Blackboards
D. Switchboards
[单项选择]（）, so they are widely used on board ship nowadays.
A. Diesel engines have more advantages in comparison with gasoline engines
B. Diesel engines have more advantages in comparison to gasoline engines
C. Gasoline engines have more advantages in comparison with diesel engines
D. Gasoline engines have more advantages in comparison to diesel engines
[单项选择]If passengers are on board when an abandon ship drill is carried out，they should（）.
A. take part
B. watch
C. go to their quarters
D. stay out of the way and do what they want
[单项选择]When the ship, its main propulsion device equipped with clutch, arrived at the port and finished with the engine, the correct operation should be（）
A. disengaging the clutch firstly, then stopping the main engine
B. stopping the main engine firstly, then disengaging the clutch
C. stopping the cooling water pump firstly, then stopping the main engine
D. stopping the main engine and disengaging the clutch at the same time
[单项选择]A cutoff valve in the fire-main system of a ship may be closed to protect the portion of the system on an exposed deck from（）.
A. damage from crane operations
B. being used for wash down purposes
C. accidental diversion of flow to wrong location
D. freezing
[单项选择]The main function of the drawworks on a ship is to（）.
A. transport tubulars from the pipe racks to the derrick floor
B. maintain constant tension on the marine riser
C. store and secure the excess drill line
D. lower and hoist the drill string into and out of the drilled hole
[单项选择]Each ship shall carry on board a shop security plan approved by （）
A. the chief engineer officer
B. the master of the ship
C. the manager of the company
D. the Administration
[单项选择]I hereby request permission（）the ship’s main engine for routine maintenance.
A. immobilize
B. to immobilize
C. immobilization
D. immobilizing
[单项选择]After a ship enters service it is（） for the main bus-bar to be made dead.
A. usually
B. commonly
C. exceptional
D. unavoidably
[单项选择]A ship must have on board a first-aid kit that is approved by the（）.
A. Minerals Management Service
B. Occupational Safety and Health Administration
C. Mine Safety and Health Administration
D. American Bureau of Shipping
[单项选择]The main causes of fire on board ships are （）
A. oil leakage in engine-room
B. hot work (welding, cutting, etc)
C. static electricity
D. all of the above
