the act of exposing film to too little light or for too short a time
inadequate publicity
例句
Fixes the phenomenon of extreme underexposure when using some lenses. 修正了在使用某些镜头时出现的曝光极端不足现象。
However, the overexposure or underexposure can still be taken deliberately to capture a particular creative effect. 但是,特异的曝光不足或曝光过量还可以得到特别创造性的拍摄效果。
Force-Process: Develop film for longer than the normal time to compensate for underexposure. 增感冲洗：用比正常时间要长的时间冲洗胶片，以补偿曝光不足。
For example, we used the mean filter and median filter to resolve the problems of accessory images quality owing to noise and underexposure. 例如，用均值滤波和灰度变换来解决由于噪声或曝光不足所引起的零件图象质量下降的问题；
1.Fixes the phenomenon of extreme underexposure when using some lenses. 修正了在使用某些镜头时出现的曝光极端不足现象。
