Definition of gain-up in English:

gain-up

nounˈɡeɪnʌp

A control on a video camera used to increase the gain when filming in dark conditions.
（摄像机上的）亮度增益控制，亮度增益调节
Example sentencesExamples
- The excellent quality of Canon's optics and the availability of features like gain-up are two of the reasons that I selected Canon over other brands.
- This is unlike conventional cameras where the use of electronic gain-up in low light conditions amplifies noise as well as the video signal.

单词	gain-up
释义	Definition of gain-up in English: gain-up nounˈɡeɪnʌp A control on a video camera used to increase the gain when filming in dark conditions. （摄像机上的）亮度增益控制，亮度增益调节 Example sentencesExamples The excellent quality of Canon's optics and the availability of features like gain-up are two of the reasons that I selected Canon over other brands. This is unlike conventional cameras where the use of electronic gain-up in low light conditions amplifies noise as well as the video signal.
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