| 压裂返排液高效回用处理技术研究与应用 | 
| 杨杰,李静,林冬,赵成君 | 
| Research and application of the high efficiency recycling technology for fracturing flowback fluid | 
| Jie YANG,Jing LI,Dong LIN,Chengjun ZHAO | 
| 图2 pH对返排液软化出水总硬度的影响 | 
| Fig. 2 Effect of pH on total hardness of effluent treated by softening | 
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