FORTSCHREITENDE WELLEN (AKUSTIK)
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BTZUSAMMENWIRKEN VON SCHWINGUNGEN (AKUSTIK)
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UDC534.511.4
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Descriptor GERFORTSCHREITENDE WELLEN (AKUSTIK)
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Descriptor ENGPROGRESSIVE WAVES (ACOUSTICS)
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Descriptor FREONDES PROGRESSIVES (ACOUSTIQUE)
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Variant GERWELLEN/FORTSCHREITENDE WELLEN (AKUSTIK)
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Variant ENGWAVES/PROGRESSIVE WAVES (ACOUSTICS)
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Variant ENGADVANCING WAVES (ACOUSTICS)
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Variant ENGTRAVELLING WAVES (ACOUSTICS)
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Variant FREPROGRESSIVES/ONDES PROGRESSIVES (ACOUSTIQUE)