工i-2i-1ii+1i+2DTrue solution211/39
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True solutionSum of two profilesPressure wave3Zi-2i-1ii+1i+212/39
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dc,oxxi-2i-1ii+1i+2True solutionSum of two profilesThis wave pressure field can satisfy the momentumequations.Because onlypressuredifferenceover 2-, is included in the discretized equationsFor the true and false pressure profiles 2- S differenceisthe same13/39
13/39 This wave pressure field can satisfy the momentum equations . Because only pressure difference over , is included in the discretized equations. For the true and false pressure profiles difference is the same. 2 − 2 −