single-tree
| selection
| single tree | |
| tech. | 独立树; 横撑杆 |
| selection | |
| avia. | 转换 |
| desert. | 选食 |
| genet. | 选育 |
| hydroel.st. | 挑选 |
| hydroel.st. од. | 选择 |
| space | 选择; 选定 |
| sport. | 代表队; 选拔 |
| |||
| 独立树; 横撑杆 | |||
|
single-tree : 13 phrases in 6 subjects |
| Agriculture | 4 |
| Desert science | 1 |
| Ecology | 1 |
| Forestry | 4 |
| Oil / petroleum | 1 |
| Technology | 2 |