更多"The oil residues which cannot be di"的相关试题:
[单项选择]Which oil is not suitable for use as storm oil?（）
A. Fish oil
B. Vegetable oil
C. Mineral oil
D. Animal oil
[单项选择]Unless such oil tanker carries crude oil which is not suitable for crude oil washing，the oil tanker shall（）the system in accordance with the requirements of that Regulation.
A. operate
B. check
C. install
D. overhaul
[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]Which space cannot be deducted from gross tonnage when calculating net tonnage（）.
A. Crew messroom
B. Forepeak ballast tank
C. Master's cabin
D. Chain locker
[单项选择]Which of the following characteristic of lube oil helps to reduce the amount of deposits in the piston ring belt during the combustion process in a diesel engine?（）
A. Low viscosity index
B. Low carbon forming tendencies
C. High film strength
D. High non-corrosive qualities
[单项选择]After finished the engine, which of valves cannot be shut off by the duty engineer?（）
A. fuel valve
B. the starting air valve
C. the sea chest
D. the main sea pump inlet valve
[单项选择]Areas which cannot be scanned by the radar of the vessel because they are shielded by parts of its superstructure, masts,etc means（）.
A. blind sectors
B. sheltered area
C. unseen area
D. unscan ble area
[单项选择]Which substance is NOT considered to be Oil under the pollution prevention regulations? （）
A. Petroleum and fuel oil
B. Sludge
C. Oil mixed with dredge spoil
D. Oil refuse and oil mixed with wastes
[单项选择]Which of the listed characteristics of lube oil are the most important to the engineer from an operational standpoint?（）
A. Ash content, carbon residue, and gravity
B. Viscosity, acidity, and demulsibility
C. Pour point, flash, point, and precipitation number
D. Auto-ignition point, viscosity index, and film strength
[单项选择]Which of the following methods might favor oil emulsion in bilge water?（）
A. Raising temperature
B. less use of surfactant
C. more use of solvent
D. polishing device fouling prevention
[单项选择]Which of the listed fire extinguishers cannot be easily recharged aboard ship?（）
A. Soda acid
B. Carbon dioxide
C. Dry chemical
D. Cartridge-operated Foam
[单项选择]Which is NOT a mandatory part of the shipboard Oil Pollution Emergency Plan?（）
A. Reporting requirements
B. Diagrams
C. Steps to control a discharge
D. National and local coordination
[单项选择]Which of the following should be recorded in Oil Record Book Part I (machinery space operation) ?（）
A. Non automatic discharge overboard of machinery space bilge water
B. Automatic discharge overboard of machinery space bilge water
C. A and B
D. Neither A nor B
[单项选择]Fuel oil tank vents are fitted with a screen which will stop（）.
A. oil from flowing out of the tank vent
B. air from entering the tank vent
C. vapors from leaving the tank vent
D. flames on deck from entering the tank vent
[单项选择]Lube oil cannot be efficiently filtered if its （）.
A. viscosity is too low
B. temperature is too low
C. pump discharge pressure is higher than the systems pressure
D. pump capacity is greater than the systems needs
[单项选择]Which of the following fuel oil characteristics establishes the danger point when transferring, pumping, and firing procedures are concerned?（）
A. Fire point
B. Flash point
C. Specific gravity
D. viscosity
[单项选择]A centrifuge will satisfactorily remove which of the following contaminants from fuel oil?（）
A. Gasoline
B. Water
C. Lubricating oil
D. sulphur compounds
[单项选择]In a diesel engine lube oil system, which of the following parts should be lubricated first?（）
A. Camshaft beatings
B. Main bearings
C. Piston crowns
D. Cylinder walls
