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单词 plugging agent
释义 plugging agent
[`plǝg·iŋ ´ā·jǝnt]
PETROLEUM ENGINEERING
A chemical used to plug or block off selected permeable zones of a reservoir formation; used during formation acidizing to direct the acid to the tighter (less permeable) zones; examples are viscous gels, suspensions of graded solids, and finely ground vegetable material.
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