外壳漏泄,机壳漏泄;
It can plug valueless high water-bearing bed, net watered interval and casing leak, meanwhile, using the feature of quick setting, it also can plug water zone leak.
用它既可对无开采价值的高含水层、纯出水层非选择性一次封堵,又可用于封堵套管漏失;
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