单词 | sheet-wash |
释义 | > as lemmassheet-wash sheet-wash n. sheet erosion; (erosion caused by) a sheet-flood. ΘΚΠ the world > the earth > structure of the earth > formation of features > erosion or weathering > [noun] > sheet erosion sheet-flow1928 sheet-wash1936 1936 V. C. Finch & G. T. Trewartha Elem. Geogr. xxv. 559 One of the most widespread and least noticed kinds of erosion on tilled land is sheet wash. 1939 Geogr. Jrnl. 93 305 If Tibu accounts of the nature of the rainfall are even partially credited, some form of sheet-wash can readily be imagined covering the whole floor of even a broad wadi, and undercutting its sides. 1964 A. Holmes Princ. Physical Geol. (new ed.) xx. 613 A sudden change of slope seems to be favoured by torrential seasonal rainfalls and by the liberation of only minute amounts of fine debris which can be readily swept away by sheet-wash over the pediment. 1972 J. G. Cruickshank Soil Geogr. ii. 39 Fluvial erosion by rivers or sheet wash is the most important present form of transportation of material. < as lemmas |
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