暂堵技术是在修井作业过程中保护油气层的一种有效方法。
Temporary plugging technology is one of the valid methods of reservoir protection during the workover job.
解决注水泥作业的防气窜问题，是提高固井质量，保护油气层的关键技术。
It is a key technique of raising cement job quality and protecting oil and gas reservoirs to solve the problem of gas channeling prevention in cementing job.
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