The percolation mechanism in low permeable reservoirs is investigated through studying the law of NMR relax time in different displacement stage of full core.
2
结果表明：自由水和原油的核磁共振横向弛豫时间（T2）都随温度的升高而增大。
The results show that, the T2 relaxation time for bulk water and oil samples increase with increasing temperature.
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