| |||
| 连续曲线 | |||
|
continuous curve : 17 phrases in 7 subjects |
| Bridge construction | 1 |
| Business | 1 |
| Corporate governance | 1 |
| Economics | 1 |
| Metallurgy | 5 |
| Rail transport | 3 |
| Technology | 5 |
| |||
| 连续曲线 | |||
|
continuous curve : 17 phrases in 7 subjects |
| Bridge construction | 1 |
| Business | 1 |
| Corporate governance | 1 |
| Economics | 1 |
| Metallurgy | 5 |
| Rail transport | 3 |
| Technology | 5 |