英语词典
new technique of selective sand control and separate zone water injection
机械分层防砂分层注水新技术的研究
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the test of field sand control by the cemented stone with big grain and selective permeation shows the cemented stone with big grain and selective permeation can be used as a new material for sand control and water shutting off.
最后进行的粗颗粒选择性渗透水泥石用于现场防砂的试验表明,粗颗粒选择性渗透水泥石可以作为一种防砂兼顾堵水的新型材料。
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