Zamfx1230

Results 4 issues of Zamfx1230

here is the case. [case.zip](https://github.com/unicfdlab/libAcoustics/files/13962714/case.zip) here is picture ![Fw-H PAcoustic](https://github.com/unicfdlab/libAcoustics/assets/63508559/71891532-a23e-482b-af09-cc5f749ff439) ![Curle PAcoustic](https://github.com/unicfdlab/libAcoustics/assets/63508559/014b37cd-9924-46bc-886f-c5d537cdec83) and here is a domian with symmetryPlane B.C. ![u](https://github.com/unicfdlab/libAcoustics/assets/63508559/83f2ca11-44b0-459e-b79c-5d82e9f50e23) could you please check this for me thank you....

I need to visualize the acoustic field. So, do this solver can present the acoustic distribution contour in paraview. Thnks