Then-Hexane extraction was used in analysis on oil in mine drainage, and working curve was cover for standard curve. The result showed that average recovery rate of oil was over 96%.
在进行矿井水中油类分析时，用正己烷作为萃取剂，以工作曲线代替标准曲线，从而使油平均回收率增加到96%以上。
Result By usingareal array steam injection, drainage area and oil production raised respectively 0. 85 and0. 58 times than before, the heat loss rate reduced 10%;
结果采用面积组合注汽方式，泄油范围和产油量分别提高了0．85和0．58倍，热损失率下降了10个百分点；
应用推荐