exploratory drilling

短语词组

短语

• exploratory tunnel drilling method 勘探坑道掘进方法
• exploratory drilling rig [地质]勘探钻机
• advance exploratory drilling 超前钻探
• round exploratory drilling 全年勘探钻井
• success of detailed exploratory drilling 详探井钻探成功率
• year -round exploratory drilling 全年勘探钻井
• success of initial exploratory drilling 预探井钻探成功率
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