方法：用脂多糖(LPS)诱发DHBV感染雏鸭急性肝坏死，建立实验模型。
Methods: An acute hepatic failure model was established in ducklings infected DHBV with lipopolysaccharides (LPS).
根据流体力学和多孔介质渗流力学的基本原理，建立实验模型，结合一些数学方法，推导出煤层注水时间的解析解。
According to the basic principle of hydrodynamics and the seepage mechanics with pores, the experimental model is established and the analytic solution about the topping up time is deduced.
如下是我们人性研究网站的宗旨：建立一至二个研究人类心理的概念模型，并通过若干情景实验，研究技术如何对人类心理、大脑和身体状况产生影响。
Build a conceptual model or two of the human psyche, and then experiment with a number of scenarios on how technologies might impact the basic human mind, brain, and condition.
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