Research Article
Water Level Sensing in a Steel Vessel Using A0 and Quasi-Scholte Waves
Figure 2
Theoretical dispersion curves: (a) and (b) are group and phase velocities for a 1.2 mm thick steel plate; (c) and (d) are group and phase velocities for a 1.2 mm thick steel plate with one side in water.
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(b) |
(c) |
(d) |