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。
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。
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。
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。
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