 |
| |||
| channel centerline | |||
| axis of channel; central line of channel | |||
| 航道中心线: 6 phrases in 4 subjects |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 1 |
| Rowing | 1 |
| Technology | 3 |
|
| |||
| channel centerline | |||
| axis of channel; central line of channel | |||
| 航道中心线: 6 phrases in 4 subjects |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 1 |
| Rowing | 1 |
| Technology | 3 |