 |
| |||
| matrix of order | |||
| 阶矩阵: 14 phrases in 8 subjects |
| Aviation | 2 |
| Business | 1 |
| Chemistry | 2 |
| Communications | 2 |
| Hydroelectric power stations | 1 |
| Mathematics | 1 |
| Oil / petroleum | 1 |
| Technology | 4 |
|
| |||
| matrix of order | |||
| 阶矩阵: 14 phrases in 8 subjects |
| Aviation | 2 |
| Business | 1 |
| Chemistry | 2 |
| Communications | 2 |
| Hydroelectric power stations | 1 |
| Mathematics | 1 |
| Oil / petroleum | 1 |
| Technology | 4 |