nonstationary bilinear process 非平稳双线性过程
In the process of identification, a bilinear model, based on which the identification equations are obtained, is used to describe the memorial restoring force of the nonlinear hysteretic system.
在识别过程中,将非线性迟滞系统的记忆恢复力用双折线模型来描述,并由此模型写出非线性迟滞系统的参数识别方程。
In view of seepage process in vertical fracture well in low permeability reservoir, considering kickoff pressure gradient and media deformation coefficient, bilinear flow model is established.
针对低渗透地层垂直裂缝井的渗流过程,考虑了启动压力梯度和介质变形系数的影响,建立了三线流模型。
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