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单词 dynamic range
释义 dynamic range
[dī¦nam·ik `rānj]
ELECTRONICS
The ratio of the specified maximum signal level capability of a system or component to its noise level; usually expressed in decibels.
GRAPHIC ARTS
In scanning an image, the range of gradations of tones in the original from the lightest highlight to the darkest shadow that must be converted by the scanner.
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