 |
| |||
| indicator ring | |||
| indicating ring | |||
| 指示环: 22 phrases in 11 subjects |
| Agriculture | 1 |
| Automobiles | 1 |
| Aviation | 1 |
| Computers | 1 |
| Earth sciences | 1 |
| Ecology | 1 |
| Environment | 1 |
| General | 1 |
| Life sciences | 1 |
| Shipbuilding | 1 |
| Technology | 12 |
|
| |||
| indicator ring | |||
| indicating ring | |||
| 指示环: 22 phrases in 11 subjects |
| Agriculture | 1 |
| Automobiles | 1 |
| Aviation | 1 |
| Computers | 1 |
| Earth sciences | 1 |
| Ecology | 1 |
| Environment | 1 |
| General | 1 |
| Life sciences | 1 |
| Shipbuilding | 1 |
| Technology | 12 |