单词 | gravitation stamp |
释义 | > as lemmasgravitation stamp gravitation stamp n. = gravity stamp n. at gravity n. Compounds 2. 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 1894 T. K. Rose Metall. Gold 99 Californian ‘gravitation’ stamps are in general use..for crushing gold ores. 1914 W. Gowland Metall. Non-ferrous Metals 200 A modern heavy gravitation stamp. < as lemmas |
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