exploratory drilling

短语词组

短語

• exploratory tunnel drilling method 勘探坑道掘進方法
• exploratory drilling rig [地質]勘探鑽機
• advance exploratory drilling 超前鑽探
• round exploratory drilling 全年勘探鑽井
• success of detailed exploratory drilling 詳探井鑽探成功率
• year -round exploratory drilling 全年勘探鑽井
• success of initial exploratory drilling 預探井鑽探成功率
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