为确保在井筒内的正确位置实施处理作业而对深度进行测量和对比所使用的程序和设备。
The procedures and equipment used to measure and correlate depth to ensure that a treatment is applied at the correct position within the wellbore.
在井筒中以浆的形式置于某特定位置然后凝固的水泥或类似材料所成的塞子，它们在凝固后能隔离压力或提供机械平台。
A plug of cement or similar material placed as a slurry in a specific location within the wellbore and which has set to provide a means of pressure isolation or mechanical platform.
深度指示仪是矿井提升行业中的必备指示设备，其功能是实时显示箕斗的位置和井筒开关的状态。
The depth indictor is an essential instruction instrument in the mine lift system, and its function is to show real-time position of mine skip and the state of shaft switches.
段塞的位置应能确保流体在油管柱从井筒中起出时从油管柱中自然地放泄。
A slug may be placed to ensure that fluids are naturally drained from a tubing string as it is pulled from the wellbore.
段塞的位置应能确保流体在油管柱从井筒中起出时从油管柱中自然地放泄。
A slug may be placed to ensure that fluids are naturally drained from a tubing string as it is pulled from the wellbore.
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