| 单词 | tozing |
| 释义 | > as lemmasˈtozing ΚΠ 1648Tozing [see sense c]. 1725Toasing [see sense a]. ˈtozing ˈtozing n. the action of thus cleaning the ore; also in combination. ΘΚΠ society > occupation and work > industry > mining > [noun] > excavating or dressing ore > dressing ore > specific methods or minerals spalling1758 tozing1789 concentration1835 trunking1838 concentrating1872 all-sliming1905 stampage1910 sliming1920 1758 W. Borlase Nat. Hist. Cornwall 179 The tin-ore is then sifted in a sieve purposely constructed, and if it needs must be sent to be buddled again, then returned to the keeve and worked as before with a shovel, which they call tozing the tin.] 1789 J. Williams Nat. Hist. Mineral Kingdom II. 210 They are obliged to take another method to clean it, which is called turloobing, or tozing. 1789 J. Williams Nat. Hist. Mineral Kingdom II. 212 The tozing operation. 1877 E. H. Knight Pract. Dict. Mech. 2603/2 Tossing, or Tozing, the operation of agitating ore in a kieve; a tub in which it is rotated in water by a stirrer on a vertical axis. < as lemmas |
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