... 江海直达运输 direct transport between river and sea 江河浮标 river buoy 交叉定位法 cross bearings ...
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WLR River Buoy Tender 江河航标船
river buoy tender 内河浮标敷设船
cross-river buoy 过河标
Mississippi river-type buoy 密西西比河型浮标
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My uncle and I were swimming in a river with a life buoy .
我的叔叔和我在河里游泳和救生圈。
The material characteristics, structural design, balance mechanism and stress analysis of inland river new-type buoy are briefly introduced.
简要介绍内河新型单船标的材料性能、结构设计、平衡机理、受力分析。
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