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单词 burnout
释义 burnout
[`bǝrn´au̇t]
AEROSPACE ENGINEERING
1. An act or instance of fuel or oxidant depletion or of depletion of both at once.
2. The time at which this depletion occurs.
3. The point on a rocket trajectory at which this depletion occurs.
ELECTRICITY
Failure of a device due to excessive heat produced by excessive current.
ENGINEERING
An instance of a device or a part overheating so as to result in destruction or damage.
GRAPHIC ARTS
A degree of exposure of a diazo-coated material that renders the film incapable of producing density when developed because the photosensitive diazo component has been destroyed.
NUCLEONICS
1. To receive the greatest amount of radiation permissible during a given time.
2. The point at which the heat flux across a surface causes film-blanketing of the surface, resulting in a drop in the film heat-transfer coefficient, overheating, and possible surface failure.
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