Finally the effect controlling the oil and gas re-sources is illustrated.
指出了这种构造对石油天然气等矿产的控制作用。
In controlling fire caused by oil, 2-8% oil overflow dispersing agent may be dissolved in water to enhance its effect.
控制有油火灾。可在水中混入2 - 8%溢油分散剂，能增加灭火效果。
The effect of wettability on recovery and relative permeability by waterflood test and the method of controlling rock wettability by aging crude oil are studied in this paper.
通过实验研究了润湿性对采收率及相对渗透率的影响，还研究了利用原油老化控制岩石润湿性的方法。
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