更多"The main function of tie rods in th"的相关试题:
[单项选择]The construction of the main propulsion engine lube oil sump should （）
A. have no plating joints of 90
B. retain the lube oil as long as possible before it recirculates through the system
C. provided drain/return lines that are no greater than 24 inches from the pump suction
D. be provided with only a perfectly horizontal bottom
[单项选择]The main function of the lubrication system in to enable （） of a film of oil between the moving parts.
A. the information
B. the formation
C. the scatter
D. the friction
[单项选择]The main function of piston compression rings is to （）
A. prevent excessive cylinder liner wear
B. reduce friction losses in the engine
C. seal the space between the piston and the liner
D. limit upward flow of lube oil into the combustion space
[单项选择]（）is not the main function of CCS.
A. ship products survey
B. notarization survey
C. ship safety inspection
D. counseling service and publishing ship name list
[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]The main function of the core of a wire rope is to（）.
A. give flexibility
B. support the strands laid around it
C. allow some circulation around the strands
D. allow lubrication inside the rope
[单项选择]Zinc rods are installed in the refrigeration system （）.
A. liquid strainer
B. liquid receiver
C. saltwater condenser
D. evaporator
[单项选择]Vee-type engines have the connecting rods from two cylinders connected to each （） of the crankshaft.
A. throw
B. web
C. main bearing
D. deflection
[单项选择]Connecting rods in a diesel engine are used to connect the （）.
A. engine to the bed
B. rocker arm to the camshaft
C. crankshaft to the gear train
D. piston to the crankshaft
[单项选择]（） rods are not in proper condition so that too much fuel is supplied to the corresponding cylinder.
A. Piston
B. Sounding
C. Regulating
D. Connecting
[单项选择]The main purpose of changing main engine to electronic controlled is not to（）
A. control fuel injection time more precisely
B. control fuel injection rate more precisely
C. meet the environmental requirements
D. meet high engine speed requirements
[单项选择]The main purpose of warming the parts of the main engine is （）
A. to reduce heat stress
B. to reduce low temperature corrosion
C. to improve firing and starting performance
D. fuel saving
[单项选择]International Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk (IGC Code) is a part of（）
A. SOLAS
B. MARPOL
C. STCW
D. Ballast Water convention
[单项选择]The lockmaster has given you permission to tie off on the lower guide wall to wait your turn to lock through. What should you be most concerned with? （）
A. A downbound vessel
B. An upbound vessel
C. Current reaction when the lock chamber is being emptied
D. Current reaction when the lock chamber is being filled
[单项选择]Construction of the railways helped to develop the national（）of Tanzania and Zambia.
A. economic
B. economies
C. economics
D. economical
[单项选择]In vessel construction. Beam brackets are triangular plates than join the deck beam to a（）.
A. bulkhead
B. frame
C. stanchion
D. deck longitudinal
[单项选择]In vessel construction, beam are transverse girders which provide support to（）.
A. bulkheads
B. deckhouse structures
C. decks
D. vertical frames
[单项选择]The construction portfolio may be included as part of the ship（）.
A. general plans
B. operating manual
C. builders documentation
D. CCS file
[单项选择]The International Code for the Construction and equipment of Ships Carrying Dangerous Chemicals in Bulk (IBC Code) is a part of （）
A. SOLAS
B. MARPOL
C. STCW
D. Ballast Water convention
