| 单词 | screen tower |
| 释义 | > as lemmasscreen tower screen tower n. (a) a tower in which one or more filtering grids remove solid pollutants from water entering a reservoir; (b) a tall structure in which coal, gravel, etc., is sorted according to size as it drops through a vertical sequence of screens (sense 19) of increasingly fine mesh. ΘΚΠ society > occupation and work > workplace > places where raw materials are extracted > mine > [noun] > other places in mine work1474 firework1606 stemple1653 stool1653 bink1675 engine pit1687 swamp1691 feeder1702 wall1728 bag1742 sill1747 stope1747 rose cistern1778 striking-house1824 plat1828 stemplar1828 screen chamber1829 offtake1835 footwall1837 triple pit1839 stamp1849 paddock1852 working floor1858 pit house1866 ground-sluice1869 screen tower1871 planilla1877 undercurrent1877 mill1878 blanket-sluice1881 stringing-deal1881 wagon-breast1881 brushing-bed1883 poppet-leg1890 slippet1898 stable1906 overcut1940 1871 Rep. Newark Aqueduct Board 1870 10 A screen tower in the reservoir..is provided with copper wire screens. 1877 R. W. Raymond Statistics Mines & Mining 447 All [the ore] was elevated some seventy feet to the top of the screen-tower. 1981 Michigan Roads & Constr. 31 Dec. 4/3 After a run of just over 300 feet, the material [sc. sand and gravel] reaches the 70 ft. tall primary screen tower. 2003 Kasetsart Jrnl. Nat. Sci. 37 308/1 Water is pumped to the screen tower for waste and deposit removal. < as lemmas |
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