填砂裂缝的有效性是压裂施工增产效果的决定因素，清水压裂作为一种成本低、改造效果好的经济有效增产手段越来越受到国内外的重视。
Efficiency of sand - pack fracture is main factor of determining the stimulation production. It is an effective method that has low cost, good result and pay more and more countries' attention.
下部使用清水强钻循环携砂的方法成功钻至固井井深。
Then water drilling and circulating for carrying cuttings was applied.
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