fairway buoy engineering vessel 航道浮标工程船
underwater emergency repair engineering vessel 水下抢修工程船
Ocean Engineering Vessel 海洋工程船
Offshore Engineering Vessel 海洋工程船舶
laying engineering vessel 铺排工程船
tissue engineering vessel 血管组织工程
ocean engineering research vessel 海洋工程调查船
engineering geotechnical vessel 工程地质船
vessel traffic engineering 船舶交通工程
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