The results of core flooding experiment and the study of the propagation about the weak gel show that the agent has a high blocking rate and good selection which can modify the water profile well.
岩心流动实验和对弱凝胶在孔隙中运移行为的研究表明，该调驱剂封堵率高，具有良好的选择性，剖面改善效果好。
If the annual distribution plan of water supply source cannot satisfy the need of water supply, the Municipal water Resource Competent Authority shall modify the plan timely.
城市供水水源年度调配计划不能满足城市供水需求的，市水务主管部门应当及时调整。
The inexpensive and convenient coal water mixture (CWM) additive is prepared by sulfonation modify with sulfate lignin.
利用硫酸盐木质素改性制备廉价易得的水煤浆添加剂。
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