贡献率
贡献率
该模型假设孔隙表面亲水,各种尺寸的孔隙都对束缚水总量有贡献。
The results indicated that the economic growth originated from the scale growth of capital, the low contribution of the size of labor force and the high contribution of technology progress.本文研究结果表明,经济增长的动力主要源于资本规模增长,劳动力投入规模贡献不大,技术进步贡献不小。
To heterogeneous core, the contribution of polymer to the displacement efficiency is higher than that of surfactant. The size of the ASP slug and the concentration of chemicals were also optimized.对于非均质岩心,聚合物对驱油效率的贡献大于表面活性剂的贡献,此外还对三元段塞注入的大小和浓度进行了优化。