Cement Bond Log yog dab tsi?
Cement Bond Log: Nws ntsuas kev ncaj ncees ntawm cov cement bond ntawm tubing / casing thiab zoo bore. Lub cav feem ntau tau txais los ntawm ib qho ntawm ntau hom sonic-hom cuab yeej. Cov tshiab versions, hu ua "cement mapping", tuaj yeem muab cov ncauj lus kom ntxaws, 360-degree sawv cev ...
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