Commercial divers perform underwater activities related to construction, inspection, search, salvage, repair and photography.
商业潜水员进行水下施工，验收，搜索，打捞，修复和摄影等相关活动。
Salvage work was hampered yesterday by the swampy surrounds, and work to repair the track was expected to continue today.
因地处沼泽地带，清理工作昨天进展迟缓。线路修复的工作，预计今天仍需继续进行。
The shipyard will contact the Shanghai Salvage Bureau before the warranty expired and will get everything ready for the guaranteed repair before contract termination.
保修期满前，主动与上海打捞局联系，做好T型驳船合同终止前的综合保修工作。
This welding repair technique can be successfully used for salvage of large Al-alloy castings, the quality of which achieves the specification for design.
采用本文所述技术，实现了对超大型铝合金铸件的焊修补，质量达到了产品技术要求。
Objective to investigate the application of free flap to repair the skin defect in the limb salvage operation of malignant tumor of lower extremity.
目的：探讨游离皮瓣在小腿恶性肿瘤保肢术中应用的优越性。
Conclusion: The allograft bones implantation is a most desirable graft material for repair of bone defected in course of limb salvage following resection of tibia of fibrous dysplasia in children.
结论：大段同种异体辐射冻干骨移植是一种治疗儿童胫骨纤维结构不良的有效手段。
Conclusion: The allograft bones implantation is a most desirable graft material for repair of bone defected in course of limb salvage following resection of tibia of fibrous dysplasia in children.
结论：大段同种异体辐射冻干骨移植是一种治疗儿童胫骨纤维结构不良的有效手段。
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