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油管锚 [yóu guǎn máo]
[油气] tubing anchor
- 油井产量以及泵效率的提高也正是张力式油管锚的显著特点。
Thus increase in production and pumping efficiency are further definite advantages of tension anchors. - 该油管锚主要由油层保护机构、坐卡机构及解卡泄油机构等组成。
A new tubing anchor, which has the function of oil layer protection, is developed according to the requirement of oil field production. - 安装油管锚后使用一年，结果表明张力或油管锚可以成功地解决这些问题。
After the anchor had been in service for a year, the conclusion was reached that tension anchors successfully overcame these difficulties.
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