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机译:
Univ Bern, Inst Geol Sci, Dendrolab Ch, Baltzerstr 1, CH-3012 Bern, Switzerland;
Polish Acad Sci, Inst Nat Conservat, Krakow, Poland;
Kielce Univ Technol, Dept Environm Engn Geomat & Energet, Kielce, Poland;
Driftwood; woody debris; wood transport; bridge clogging; flood risk;