| 释义 |
lixiviation|ˌlɪksɪvɪˈeɪʃən|
[ad. mod.L. *lixīviātiōn-em, agent-n. f. lixīviāre: see prec. Cf. F. lixiviation.]
The action or process of separating a soluble substance from one that is insoluble by the percolation of water, as salts from wood ashes.
1788Trans. Soc. Arts VI. 145 The Salt extracted from Barilla by lixiviation. 1805Useful Projects in Ann. Reg. 860/1 A solution which may be procured by the lixiviation of ashes. 1813Sir H. Davy Agric. Chem. iv. (1814) 163 The water of lixiviation..will be found to contain the saline and soluble animal or vegetable matters if any exist in the soil. 1866Livingstone Last Jrnls. (1873) I. ii. 34 A good deal of salt is made by lixiviation of the soil. 1881J. Davis Rise & Fall Confed. Govt. I. 478 The niter was obtained from lixiviation of nitrous earth. |