numerical index
| of the
| vector group
| numerical index | |
| econ. | 数字索引 |
| of the | |
| gen. | 大城市的流浪儿 |
| vector group | |
| agric. | 矢量群 |
| space | 矢量 群 |
| |||
| 数字索引 | |||
| 数标 | |||
|
numerical index : 10 phrases in 5 subjects |
| Aviation | 4 |
| Earth sciences | 1 |
| Electronics | 1 |
| Technology | 2 |
| Telecommunications | 2 |