| |||
| optical discs | |||
| |||
| optical disc | |||
| optical disk; optical digital disk; write once optical disk | |||
| |||
| optical disks | |||
|
optiske disks : 8 短语, 2 学科 |
| 专利 | 1 |
| 信息技术 | 7 |
| |||
| optical discs | |||
| |||
| optical disc | |||
| optical disk; optical digital disk; write once optical disk | |||
| |||
| optical disks | |||
|
optiske disks : 8 短语, 2 学科 |
| 专利 | 1 |
| 信息技术 | 7 |