| 1. | Video digital water mark for copy right protection 应用于版权保护的视频数字水印 |
| 2. | On the copyright profit balance of digital library 数字图书馆版权保护的利益平衡 |
| 3. | On copyright protection in building digital library 数字图书馆建设中版权保护问题 |
| 4. | Digital watermarking and image copyright protection 数字水印技术与图像版权保护 |
| 5. | Analysis of technological measure of copyright protection 版权保护中的技术措施探析 |
| 6. | On digital copyright protection of digital library 数字图书馆的数字版权保护 |
| 7. | On the copyright protection of the open access resources 试论开放存取资源的版权保护 |
| 8. | On copy right protection of national folk culture 论民族民间文化的版权保护 |
| 9. | Some cd ' s are sold with copyright protection 一些cd盘卖出时带有版权保护。 |
| 10. | Digital copyright protection of digital library 数字图书馆版权保护问题研究 |