单词 | seal-cup |
释义 | > as lemmasseal-cup seal-cup n. in gas-works, the receptacle for tar or water in a seal or dip-pipe: ΘΚΠ society > occupation and work > equipment > equipment for making other articles > [noun] > gas-making equipment > parts of condensator1804 condenser1809 gas retort1818 seal1853 seal-cup1872 seal-pipe1875 train1925 1872 W. C. Holmes & Co. Manag. Gas Works 108 Care should be taken to keep the seal-cups of telescopic gas~holders..free from ice. 1874 E. H. Knight Amer. Mech. Dict. I. 705/1 The seal-cup is charged with tar. < as lemmas |
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