更多"The term 'load on top' is used on m"的相关试题:
[单项选择]The term OIL as used in the Oil Pollution Regulations means（）.
A. fuel oil
B. sludge
C. oil refuse
D. All of the above
[单项选择]The （）is used to burn oil sludge.
A. clarifier
B. oil/water separator
C. incinerator
D. distiller
[单项选择]In a commonly used fuel oil system, the oil is stored in tanks in the double bottom from which it is pumped to （） and heated.
A. a service tank
B. a settling tank
C. an expansion tank
D. a double bottom tank
[单项选择]If a used lube oil analysis indicates excessive fuel dilution, the lube oil should be （）
A. changed
B. centrifuged
C. filtered
D. settled
[单项选择]If a used lube oil analysis indicates an excessive chromate content, this means （）
A. air filtration is inadequate
B. engine coolant leaking into the lube oil
C. fuel oil is leaking into the lube oil
D. the piston rings are excessively worn
[单项选择]If the analysis of used lube oil indicates a high content of iron particles, this could indicate（）
A. corrosive deterioration of a bearing
B. inadequate air filtration
C. excessive ring and liner wear
D. excessive cooling of lubricating oil
[单项选择]
The sequence of parts in a generally used fuel oil supply system for a main engine is （）
(1)tanks in the double bottom
(2)centrifuges
(3)service tank
(4)settling tank
(5)viscosity regulator
A. (1)-(2)-(4)-(3)-(5)
B. (1)-(4)-(2)-(3)-(5)
C. (1)-(3)-(2)-(4)-(5)
D. (1)-(5)-(4)-(2)-(3)
[单项选择]Fuel injectors used in heavy fuel oil systems are usually provided with cooling to reduce（）.
A. cold corrosion of the nozzles
B. fuel viscosity for better atomization
C. carbon accumulation on the nozzles
D. fuel detonation in the cylinders
[单项选择]The （）pump is usually used as the lubricating oil pump.
A. turbine
B. screw
C. vaneejector
D. centrifugal
[单项选择]The two main types of load cells used in mooring tension gauges are（）.
A. distortion and compression
B. hydraulic and mechanical
C. magnetic and applied torque
D. frictionless and hydraulic
[单项选择]Fuel oil transfer systems used onboard diesel propelled vessels are required to have （）.
A. two fuel oil transfer pumps provided where one is to be independent of the main engine
B. two fuel oil transfer pumps, with a combined capacity exceeding the maximum consumption of the main engine
C. engine driven transfer pumps and only used in constant speed applications
D. the capacity of the engine driven pump exceed the consumption rate of the engine to which it is attached
[单项选择]Which command is used to load a configuration from a TFTP server and merge the configuration into RAM?（）
A. copy running-config: TFTP
B. copy TFTP: running-config
C. copy TFTP: startup-config
D. copy startup-config: TFTP
[单项选择]If the detergent type lubricating oil being used in a diesel engine is black, the oil （）
A. must be centrifuged
B. must by filtered
C. must be changed
D. is holding finely dispersed carbon in suspension
[单项选择]Which lubricating oil additive is used in diesel engines to reduce the tendency for sludge and varnish to form on the engine parts?（）
A. Flash point improvers
B. Pour point improvers
C. Inhibitors
D. Foam suppressors
[单项选择]Oil water separators are used to ensure that ships dont discharge oil when pumping out （）.
A. ballast water
B. boiler water
C. bilge water
D. sewage water
[单项选择]（） providing lubricating films, oil used in marine diesel engines have to remove heat from oil cooled piston.
A. Except for
B. Beside
C. Except
D. In addition to
[单项选择]Lubricating oil used in a diesel engine serves to（）
A. reduce the wear of bearing surfaces
B. cool the bearing surfaces
C. assist in sealing bearing surfaces
D. all of the above
