难过

The subject of cultural industries was also discussed at length as this is considered to be an area of great potential for the Tunisian economy.

作为突尼斯经济的一个重要的潜力点，双方对突尼斯文化产业的知识产权保护也进行了详细地交流。

A new method of video surveillance system based on DSP is proposed.

提出一种基于DSP的视频监控解决方案。