| 单词 | gravitational water |
| 释义 | > as lemmasgravitational water gravitational water n. the water in saturated soil which can drain away under the influence of gravity. ΘΚΠ the world > the earth > water > [noun] > water in or percolating through soil > specific groundwater1890 gravitational water1907 1897 L. J. Briggs in U.S. Bur. of Soils Bull. No. 10. 6 The water contained in a soil may be considered to be of three kinds—gravitation water, capillary water, and hydroscopic water.] 1907 C. W. Burkett Soils iv. 40 Three kinds of water are present in soils: gravitational water, capillary water, and hydroscopic water. Immediately after a rain, gravitational water, or that which will move under the influence of gravity, is present in the soil. 1917 J. G. Mosier & A. F. Gustafson Soil Physics & Managem. xvii. 217 The movement of gravitational water down~ward through the soil by the force of gravity is called percolation. 1960 H. Teuscher & R. Adler Soil & its Fertility vii. 85 Gravitational water is of next to no importance for plant growth. < as lemmas |
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