| 释义 |
demineralization|diːˌmɪnərəlaɪˈzeɪʃən|
[f. de- II + mineralization.]
The removal of salts, esp. from sea or brackish water; also, any abnormal loss of salts from the body. Hence deˈmineralize v. trans., to remove salts from; deˈmineralized ppl. a.; deˈmineralizer, an apparatus or installation used for demineralization; deˈmineralizing vbl. n.
1903Med. Record LXIII. 621/1 The demineralization is proved by an increase in the mineral residue of the urine..and by a correlative decrease in the mineralization of the blood. 1934Webster, Demineralize v. 1943Industr. & Engin. Chem. Feb. 186/2 The precise composition of this demineralized effluent depends to some extent upon the quality of the raw water. Ibid., The demineralizing process does not remove silica from water. Ibid. 192/1 The total cost of demineralizing this water is..27 cents per 1000 gallons. 1955Bull. Atomic Sci. Oct. 286/3 Recent developments in the demineralization of sea water. 1956Nature 28 Jan. 183/1 The clear end was cut off and dissolved in demineralized water and the metal then recovered by electro-deposition. 1958New Scientist 6 Nov. 1199/1 The new water supply scheme for Guernsey will be of this form, and some 500,000 gallons of sea water will be demineralised each day. 1960Farmer & Stockbreeder 1 Mar. 137/3 She [sc. a sow] has been demineralized, and her bones softened. 1960Times 18 Aug. p. ix/4 A special de-mineralizer to remove substances that might be harmful to the boilers. 1962Lancet 2 June 1168/2 The essential defect has been recognised as a failure in the calcification of new bone and cartilage, rather than a demineralisation of existing bone. |