...cal sealing, bacteria, polysaccharide, plugging agent, levan [gap=725]关键词：肥料，土壤，生物密封，细菌，多糖，封堵剂，左（果）聚糖 ...
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文章详细信息 关键词： 三聚氰胺甲醛树脂;;聚丙烯酰胺;;冻胶;;堵水剂 [gap=749]Keywords: melamine-formaldehyde resin;polyacrylamide;gel;plugging agent
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diacel plugging agent 狄塞尔堵漏剂
Sand prevention and plugging agent 防砂堵水剂
chemical selective plugging agent 化学选堵剂
gel plugging agent 凝肢类堵剂
Rigid Plugging agent 刚性封堵剂
Lignin plugging agent 木质素堵水剂
A temporary plugging agent comprising graded granules of salt that form a physical or hydraulic barrier.
包含形成物理屏障或水力屏障的分级盐粒的暂堵剂。
The compatibility experiment between the plugging agent and acid system of different HCl concentration is proved to be good.
采用不同浓度的酸液与堵剂进行的配伍性实验结果表明，树脂堵剂与酸液之间的配伍性较好。
Plugging large pore in water injection well is the most important measures, and choice of plugging agent is getting more important.
封堵注水井的大孔道是控水稳油的重要措施，封堵剂的选择也越来越重要。
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