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1.wellhead platforms
井口平台收藏指正
2.Development of an advanced rotary christmas tree
新型转动井口的研制收藏指正
3.Oil gushed from the well.
石油从井口喷了出来。收藏指正
4.Wellhead bias-adjustable device for rod-pumped well.
抽油机井井口调偏装置收藏指正
5.Land the BOP onto the well head.
下防喷器到井口。收藏指正
6.Securely connect the hydraulic connector to the wellhead.
确保液压连接器连接到井口上。收藏指正
7.Lower the corrosion cap and the universal guide frame.
下放井口帽及万能导向架。收藏指正
8.Run the BOP and land it on the well-head.
下防喷器坐到井口上。收藏指正
9.REPAIRING PROCESS ON CHRISTMAS TREE LEAKAGE IN CHONGQING GAS FIELD
采气井口装置安全隐患的整改技术收藏指正
10.To a frog in a well heaven is only a sieve in size.
井蛙观太空，天仅井口大。收藏指正
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常见搭配(v)
后面常见名词：
装置 流压 偏心 投票 设备