Through effect analysing and evaluating, the acid and sand fracturings are considered to be better than bed rock aciding.
经过效果分析及评价，认为酸压裂如加砂压裂优于基岩酸化。
The technology measures of bed rock aciding, preflush and gelling acid fracturing, as well as sand fracturing etc. are used.
采用了基岩酸化、前置液酸压裂、胶凝酸酸压裂和加砂压裂等工艺措施。
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