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机译:Anomalies of Acoustic Wave Propagation in Two Semi-Infinite Cylinders Connected by a Flattened Ligament
St Petersburg State Univ;
Univ Paris Saclay;
acoustic waveguide; connecting ligament; asymptotics of scattering coefficients; almost complete reflection and transmission of piston modes; CONTINUOUS-SPECTRUM; FANO RESONANCES; TRAPPED MODES; SCATTERING; DIFFRACTION; TRANSMISSION; EIGENVALUES; FREQUENCIES; THRESHOLDS; REFLECTION;