| 单词 | mine tailing |
| 释义 | > as lemmasmine tailing mine tailing n. chiefly in plural (tailing n.1 2b.) ΚΠ 1860 Sci. Amer. 11 Feb. 98/1 Mr. Wykoff..obtained from gold mine tailings in Virginia from $15 to $300 per tun.] 1896 C. H. Shinn Story of Mine x. 87 Mexicans are accustomed to saving mine tailings, and if any Mexican was out of work he went down into Gold Canon and ‘concentrated tailings’ for a living. 1950 Jrnl. Polit. Econ. 58 231/2 Improved techniques..also permit substantial additional yields from formerly ‘exhausted’ workings and mine tailings. 1994 This Mag. (Toronto) Nov. 7/3 An environmental assessment..said the radioactive mine tailings would contaminate the surrounding land. 2008 C. J. Grandlic Plant Growth-promoting Bacteria Suitable for Phytostabilization Mine Tailings (D. Phil. thesis, Univ. of Arizona) ii. 61 Eolian dispersion of mine tailings in arid and semi-arid environments is an emerging global issue for which economical remediation alternatives are needed. < as lemmas |
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