“background reflectance”的概念、定义、翻译、参考文献-科学参考

单词	background reflectance
释义	background reflectance [`bak´grau̇nd ri`flek·tǝns] ^{COMPUTER SCIENCE} The reflectance, relative to a standard, of the surface on which a printed or handwritten character has been inscribed in optical character recognition.
随便看	dropout current dropout error dropout fuse dropout voltage dropping angle dropping fraction dropping-mercury electrode dropping point dropping resistor dropping test drop press drop relay drop repeater drop siding drop-size distribution dropsonde dropsonde dispenser dropsonde observation drop spillway dropsy drop tank drop theory drop vent drop weight drop-weight method

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