In this paper, the bilinear finite element method for a kind of nonlinear hypobolic equations was discussed.

研究了一类非线性拟双曲方程的双线性有限元方法。

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Equations of sliding mode for bilinear variable structure control system are structured by employing method of equivalent control.

使用等价控制方法构成双线性变结构控制系统的滑动模态方程。

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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。

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