Fundamental equations for the analysis of plane flow of elastic-viscous fluid are established.
本文建立了分析粘弹流体平面流的基本方程，并采用摄动法和加权余量法。
Elastic deformation occurs at stress below the yield stress, the viscous flow appears after yield with thixotropy.
验证了在剪切应力低于屈服应力时，变形基本上是弹性的，而屈服后粘流过程显示了触变特性。
Elastic deformation occurs at stress below the yield stress, the viscous flow appears after yield with thixotropy.
验证了在剪切应力低于屈服应力时，变形基本上是弹性的，而屈服后粘流过程显示了触变特性。
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