An artificial viscous term is introduced in the equation to treat the supercritical flow with embeded shock waves and to eliminate the discontinuous solution.
为了处理超临界流和有冲波情况，我们在方程中引入人工粘性项，以消除解中可能出现的不连续性。
The wave input method for viscous-spring artificial boundary, calculating method of static boundary conditions on the proposed unifiedboundary and their numerical simulation techniques are studied.
研究了粘弹性人工边界上的波动输入方法，给出了粘弹性静-动力统一人工边界上静力边界条件的确定方法；
Under the viscous-spring artificial boundary condition, the input method of seismis wave from the artificial boundary is compared with that from the surface of the dam foundation, and ther.
采用粘-弹性人工边界条件应用于重力坝的动力响应分析中，解决了波在边界上的反射问题。
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