| 单词 | gravity stamp |
| 释义 | > as lemmasgravity stamp gravity stamp n. a machine for crushing ore in which a heavy weight is repeatedly raised by a revolving cam and allowed to drop on the ore. ΘΚΠ society > occupation and work > equipment > equipment for treating ores > [noun] > for crushing ore stamping-mill1552 bucker1653 buck1683 stamp-mill1752 Ball stamp1860 jaw-breaker1877 jaw-crusher1877 spaller1877 arrastre1881 trapiche1881 gravitation stamp1894 ball mill1895 gravity stamp1903 slugger1903 tube-mill1909 1903 R. H. Richards Text-bk. Ore Dressing I. v. 144 Gravity stamps are lifted by cams and drop by their own weight. 1965 E. J. Pryor Mineral Processing (ed. 3) iv. 60 The gravity stamp..is a fixed-path machine. It is obsolescent, its place being taken by the rod mill. < as lemmas |
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