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drilling installation
nautic., tech. 钻井装置
tech. 钻探装置; 钻探机
drilling installation The structural base upon which the drill rig and associated equipment is mounted during the drilling operation
environ. 钻探装置 (在钻探操作过程中，可将钻探设备和其它相关设施安装在其的上一种结构。)

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