单词 | flame-cap |
释义 | > as lemmasflame-cap flame-cap n. a pale cap-like appearance which the upper part of the flame of a safety-lamp or fire-damp indicator assumes, and which indicates the presence of gas. ΘΚΠ the world > matter > light > artificial light > an artificial light > [noun] > lamp > parts of sink1440 snuff1611 turret1626 discus1680 oxidator1853 chimney1857 flame-cap1893 heat filter1898 bracket-light- 1893 Dublin Rev. July 653 The wick of the lamp has to be pulled down until the flame becomes pale and non-luminous. In this condition it is small and of low temperature, and therefore ill-suited to produce flame caps. < as lemmas |
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