| 单词 | water softener |
| 释义 | > as lemmaswater softener water softener n. a chemical agent, or a device or apparatus, used in water-softening. ΘΚΠ the world > matter > chemistry > equipment or apparatus > [noun] > miscellaneous apparatus bain1477 speculum1650 filtering paper1651 wheel-fire1662 filter paper1670 sun furnace1763 respirator1789 candle-ball1794 rectifier1822 candle-bomb1823 filter1823 oxyhydrogen blowpipe1823 shade1837 graduator1839 pipette1839 thistle funnel1849 pressure tube1852 ozonizer1858 dialyser1861 Liebig condenser1861 Sprengel pump1866 Sprengel tube1866 water softener1867 mercury pump1869 Bunsen burner1870 dialysator1877 test-mixer1877 tube-condenser1877 Kipp1879 reflux condenser1880 policeman1888 converter1889 pressure boiler1891 spot plate1896 hydrogen electrode1898 sampler1902 reactor1903 fume-chamber1905 Permutit1910 microburner1911 salt bridge1915 precipitator1919 Raschig ring1920 microneedle1921 titrator1928 laboratory coatc1936 spray tower1937 precipitron1938 ion exchanger1941 potentiostat1942 chemostat1950 Knudsen pipette1951 pH-stat1956 cryopump1958 the world > physical sensation > cleanness and dirtiness > freedom from impurities > removal of impurities > desalination or softening of water > [noun] > apparatus or chemical ship-fountain1626 water softener1867 softening works1877 1867 Gentleman's Mag. Feb. 232 The exquisite whiteness which some continental laundresses obtain in their linen results from their use of borax as a water-softener. 1930 L. Munday Mounty's Wife xvii. 207 This has since been all changed owing to the installation of water softeners. 2005 C. Mendelson Laundry i. iv. 85 Trisodium phosphate..is a laundry booster and a water softener. < as lemmas |
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