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| 公开/私有: | 公开 私有 |
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| 公开/私有: | 公开 私有 |
检索词:
Waterway maintenance
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隐藏分类导航
- 维护经费 (2)
- 长江航道 (2)
- factor analysis (1)
- guarantee mechanism (1)
- inland waterway (1)
- inland waterway regulating structures (1)
- level evaluation (1)
- maintenance funds (1)
- maintenance outlay (1)
- monitor and alarm system (1)
- multi-echelon inventory control (1)
- navigation mark ship (1)
- reckoning method (1)
- spare parts and materials (1)
- the yangtze river waterway (1)
- unmanned engine room (1)
- waterway (1)
- waterway maintenance (1)
- waterway maintenance (1)
- waterway maintenance ships (1)
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