“night visual range”的概念、定义、翻译、参考文献-科学参考

单词	night visual range
释义	night visual range [`nīt `vizh·ǝ·wǝl `rānj] ^OPTICS The greatest distance at which a point source of light of a given candlepower can be perceived at night by an observer under given atmospheric conditions. Also known as nighttime visual range; penetration range; transmission range.
随便看	outcrop map outcrop water outer atmosphere outer automorphism outer bar outer beach outer bottom outer bremsstrahlung outer core outer effects outer fix outer harbor outer keel outer mantle outer marker outer measure outer orbital complex outer planets outer product outer-shell electron outer space outer trapped surface outface outfall outflow

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