shallow well

短语词组

短语

• shallow horizontal well 浅层水平井
• shallow directional well 浅层定向井
• shallow gas well drilling 浅层气钻井
• shallow -dug well 大口井
• shallow gas well 浅层气井
• shallow potential well 浅势阱
• shallow well pump 浅井泵
• medium shallow well 中浅井
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