WATERFALLS (HYDROMECHANICS)
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BTWATERFALLS, WEIRS, JUMPS (HYDROMECHANICS)
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UDC532.531
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Descriptor GERWASSERFÄLLE (HYDROMECHANIK)
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Descriptor ENGWATERFALLS (HYDROMECHANICS)
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Descriptor FRECHUTES D'EAU (HYDROMÉCANIQUE)
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RTWATERFALLS, WEIRS, JUMPS (HYDROMECHANICS)