| |||
| 系统联锁 | |||
|
system interlocking : 17 phrases in 9 subjects |
| Agriculture | 1 |
| Communications | 2 |
| General | 1 |
| Metallurgy | 1 |
| Nautical | 1 |
| Rail transport | 2 |
| Space | 1 |
| Technology | 7 |
| Wind Energy | 1 |
| |||
| 系统联锁 | |||
|
system interlocking : 17 phrases in 9 subjects |
| Agriculture | 1 |
| Communications | 2 |
| General | 1 |
| Metallurgy | 1 |
| Nautical | 1 |
| Rail transport | 2 |
| Space | 1 |
| Technology | 7 |
| Wind Energy | 1 |