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| 开体耙吸挖泥船 | |||
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| 开体耙吸挖泥船 | |||
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split-hopper trailing suction dredger : 4 do fraz, 2 tematyki |
| Okrętownictwo | 3 |
| Technika i technologia | 1 |
| |||
| 开体耙吸挖泥船 | |||
| |||
| 开体耙吸挖泥船 | |||
|
split-hopper trailing suction dredger : 4 do fraz, 2 tematyki |
| Okrętownictwo | 3 |
| Technika i technologia | 1 |