| |||
| 分类标记 | |||
| 按关键字分类 | |||
| English thesaurus | |||
| |||
| keysorting (ssn) | |||
|
key sorting : 6 phrases in 2 subjects |
| Information technology | 3 |
| Technology | 3 |
| |||
| 分类标记 | |||
| 按关键字分类 | |||
| English thesaurus | |||
| |||
| keysorting (ssn) | |||
|
key sorting : 6 phrases in 2 subjects |
| Information technology | 3 |
| Technology | 3 |