更多"The lowest temperature at which a l"的相关试题:
[单项选择]（） is the temperature at which a liquid fuel gives off sufficient vapor to form an ignitable mixture near its surface.
A. Setting point
B. Dew point
C. Flash point
D. Lean point
[单项选择]The lowest temperature at which fuel combustion becomes self-sustaining in the presence of a source of ignition, is defined as the （）
A. auto-ignition point
B. flash point
C. burning temperature
D. fire point
[单项选择]The lowest temperature at which the vapor formed from a liquid ignites and continues to burn steadily in the presence of an ignition source is called the（）.
A. flash point
B. fire point
C. upper explosive limit
D. lower explosive limit
[单项选择]Cargo that gives off fumes that may contaminate other cargo is known as a(n)（）.
A. delicate cargo
B. dirty cargo
C. toxic cargo
D. odorous cargo
[单项选择]The lowest temperature required to cause self-sustained combustion of a substance independent of any outside source of ignition is called （）.
A. explosive range
B. flash point
C. ignition temperature
D. combustion temperature
[单项选择]The process during which liquid containing a reasonable amount of sensible heat at a particular pressure immediately changes into steam after admitted to a chamber at a lower pressure is called （）.
A. boiling off
B. flash evaporation
C. condensation
D. none of the above
[单项选择]Every liquid has a pressure at which it will vaporize and this pressure varies with temperatureThe word “which” means （）.
A. a liquid
B. a pressure
C. a temperature
D. none of the above
[单项选择]Vapor given off by a flammable liquid will burn when ignited provided（）
A. the vapor and air mixture is too rich
B. it is mixed with certain proportions of air
C. the vapor is too little compared to the air
D. it is of heavy toxicity
[单项选择]A tank which carries liquid is dangerous to the stability of a vessel when it is（）.
A. low in the vessel
B. completely empty
C. completely full
D. slack
[单项选择]The Tonnage Certificate gives（）of a vessel which is classified into gross tonnage and net tonnage.
A. the descriptions
B. the measurements
C. the specifications
D. the prescriptions
[单项选择]The Tonnage Certificate gives the（）of a ship which is classified into gross tonnage and net tonnage.
A. specifications
B. descriptions
C. dimensions
D. prescriptions
[单项选择]When lighting off an auxiliary boiler, which of the problems listed could cause the burners to sputter?（）
A. cold fuel oil
B. low fuel oil pressure
C. low atomizing steam pressure
D. water in the fuel oil
[单项选择]The shut off valve at the gasoline tank which can be operated from outside the tank space （）.
A. controls the amount of gasoline to the engine
B. shuts off the gasoline supply at the tank
C. is used if the gasoline tank leaks
D. All of the above
[单项选择]After fuel tanks have been topped off, which of the listed procedures should be followed next?（）
A. The pressure-vacuum relief valve should be reset
B. The tanks should be made seaworthy to prevent contamination
C. The tanks should be sounded to make sure the levels are not rising
D. The tanks should be marked with a bull stamp on the manifold filling valve
[单项选择]What type of liquid is used in the liquid P/V breaker（）.
A. Hydraulic oil
B. Water-antifreeze mixture
C. Distilled water
D. Oil from the cargo
