... 光密度测量术 optical density 光密度optical depression 光深度 optical design ...
双语例句
1
In optical recording, a microscopic depression made on the disk surface by the recording laser beam. Recorded information is contained in the pits and the Spaces between pits-lands.
在光记录技术中，由记录激光束在光盘表面上烧蚀的一个微小凹陷区。记录信息包含在凹区和凸区中。
2
In optical recording, a microscopic depression made on the disk surface by the recording laser beam.