vector set
| descriptor
| vector set | |
| tech. | 矢量集 |
| descriptor | |
| avia. | 描述符号 |
| hydroel.st. | 主题词 |
| oil | 解说符; 描述符; 描述信息 |
| telecom. | 叙词 |
| work.fl. | 描述符; 叙词 |
| |||
| 矢量集 | |||
|
vector set : 9 phrases in 4 subjects |
| Electronics | 4 |
| Information technology | 2 |
| Space | 1 |
| Technology | 2 |