水充填砾石防砂技术在该油田的成功应用，解决了以往防砂措施存在的问题，并取得了良好防砂效果。
The successful application of water carried gravel packing sand control technique has solved the problems existed in the previous sand control…
套管内砾石充填防砂是一种行之有效的防砂方法。
The gravel packing in casing is a effective method to prevent sand production.
为确保砾石充填质量，对作业中的两口井进行砾石充填质量及其充填效果评价的试验。
For guaranteeing the gravel packing quality, the gravel packing quality test and packing effect evaluation were carried out in the two Wells under operation.
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