影响原油非均质性的主要成因类型有低熟原油的运移分馏作用、原油混合作用、边水改造稠变作用和底水改造稠变作用等。
The main genesis of heterogeneous crude is migration and fractional distillation of low mature crude, mixing of crude, thickening by edge water, and thickening by bottom water.
但鄯勒低渗透油气藏因储层非均质性强，地质情况复杂，改造难度大，早期压裂施工的井大多效果不佳。
However, due to the high heterogeneity and complex geology, reservoirs are very difficult to stimulate and the results of most earlier fracturing are not so good.
在一台改造的4缸柴油机的第4缸进行均质压燃（HCCI）燃烧试验，研究了添加剂对HCCI燃烧过程的影响。
The experimental investigation of the effect of fuel additives on HCCI combustion process was carried out on a 4-cylinder diesel engine of which the fourth cylinder was modified to run in HCCI mode.
应用推荐