| |||
| 履带传动行走部分 | |||
|
continuous track : 10 phrases in 5 subjects |
| Bridge construction | 1 |
| Communications | 1 |
| Oil / petroleum | 1 |
| Rail transport | 2 |
| Technology | 5 |
| |||
| 履带传动行走部分 | |||
|
continuous track : 10 phrases in 5 subjects |
| Bridge construction | 1 |
| Communications | 1 |
| Oil / petroleum | 1 |
| Rail transport | 2 |
| Technology | 5 |