Two dimensional non equilibrium sorption pseudo steady state model of coalbed methane for vertical well is derived in combination of an American model with the filed situation.
借鉴美国现有模型，结合我国现场实际情况，建立了二维煤层气垂直井的非平衡拟稳态井底渗流数学模型。
This model takes into account both the diffusion resistance of the membrane phase in non-steady state and the diffusion resistance of the external phase boundary film and the membrane leakage.
该模型不仅考虑了非稳态下膜相扩散阻力，而且还考虑了外相边界层的扩散阻力及膜破裂。
Based on the principle of active biofilm expansion , a non-steady state analytic mathematical model of microbial interactions in nitrifying biofilm was developed.
根据活性生物膜扩张原理，建立了硝化生物膜中微生物相互作用的非稳态解析数学模型，并可预测生物膜厚度的变化与微生物菌群的空间分布。
Tire Non-steady state cornering characteristics; Semi-empirical model;
轮胎；非稳态转向特性；半经验模型；
Tire Non-steady state cornering characteristics; Semi-empirical model;
轮胎；非稳态转向特性；半经验模型；
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