潜水员协助的出油管连接
diver-assist flow-line connection
潜艇通气管航行状态
submarine’s proceeding state with snorkel
浅海管线电缆
shallow sea pipeline and cable
浅淋巴管
Vasa lymphatica superficialia
浅谈人力资源管理外包
Discussion of human resource management
浅谈土地管理体制改革
Talking about Reform of Land Managerial Systems
浅谈医院计量管理工作
A review of measurement management in hospital
潜孔锤同心跟管钻具
DTH hammer drilling with concentric simultaneous c
潜孔锤跟管钻进
DTH with simultaneous casing