| |||
| 阶段模型 | |||
|
phase model : 19 phrases in 9 subjects |
| Business | 1 |
| Chemistry | 3 |
| Electricity | 1 |
| Oil / petroleum | 1 |
| Polymers | 1 |
| Sealing | 1 |
| Securities | 1 |
| Space | 3 |
| Technology | 7 |
| |||
| 阶段模型 | |||
|
phase model : 19 phrases in 9 subjects |
| Business | 1 |
| Chemistry | 3 |
| Electricity | 1 |
| Oil / petroleum | 1 |
| Polymers | 1 |
| Sealing | 1 |
| Securities | 1 |
| Space | 3 |
| Technology | 7 |