| 单词 | filtering basin |
| 释义 | > as lemmasfiltering basin filtering basin n. a vessel, chamber, or (now esp.) artificial pool, made of or containing a layer of porous material and used to filter water. ΘΚΠ the world > physical sensation > cleanness and dirtiness > freedom from impurities > removal of impurities > filtering or percolating > [noun] > filter or percolator > for water filtering basin1801 sand-trapa1877 sand filter1894 1801 Encycl. Brit. Suppl. I. 651/2 Vessels made of a particular kind of porous stone are employed as filtering basins for freeing water, intended to be drunk, from various kinds of impurity. a1877 E. H. Knight Pract. Dict. Mech. I. 846/2 Filtering-basin, the chamber in which the water from the reservoir of waterworks is received and filtered previous to entering the mains. 1921 Jrnl. Electr. & Western Industry 47 248/2 Bids for a filtering basin to be installed at the filtration plant on the Sacramento River will be opened by the city council on Sept. 21. 2000 G. T. Koeppel Water for Gotham vi. 80 After twenty-four hours, the water would be drawn off at the bottom into a filtering basin. < as lemmas |
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