单词 | ore separator |
释义 | > as lemmasore separator ore separator n. ΚΠ 1848 Sci. Amer. 17 June (caption) Ransom Cook's electro magnetic ore separator. 1875 Harper's Mag. Jan. 293/1 The separation of this sand from other substances mixed mechanically with it is greatly facilitated by the use of a new magnetic ore separator. 1995 Knoxville News-Sentinel (Knoxville, Tennessee) (Nexis) 14 July (Living section) b1 If rockets were regularly..hoisting observatories and ore separators and terra-forming equipment [to the moon], would society have turned so inward? < as lemmas |
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