释义 |
image degradation 图象退化 1. In image processing,a descend of image quality caused by various reasons. 在图象处理中,由各种原因引起的图象质量下降的现象。 2. In photography,a loss of picture detail and good contrast as a result of consecutive duplication. 在照相技术中,由于多次复制而使照片的细节及对比度变坏。 |