| 单词 | safety lamp |
| 释义 | > as lemmassafety lamp safety lamp n. a miner's portable lamp with a flame protected, typically by wire gauze, to reduce the risk of explosion from ignited methane (firedamp); also called safe lamp (safe lamp n. at safe adj. Compounds 2).The earliest and best-known type of lamp was invented by Sir Humphry Davy (1778–1829), in the early 19th cent. ΘΚΠ society > occupation and work > equipment > mining equipment > [noun] > lamp pitman candle1658 fire lamp1769 steel mill1772 safe lamp1815 safe lantern1815 safety lamp1815 safety lantern1815 safe light1816 Davy1817 lamp1839 Geordie1844 pit lamp1860 flame-lamp1888 the world > matter > light > artificial light > an artificial light > [noun] > lamp > with a protected flame > in coal mines safe lamp1815 safety lamp1815 safety lantern1815 safe light1816 Davy1817 1815 Scots Mag. Nov. 806/2 To this account of Dr Murray's invention, we have now to add, that, by a curious coincidence..Sir Humphry Davy, had, about the very same time, suggested a safety lamp, allied to a certain extent to the one now described. 1816 Waldie Let. 25 Mar. in J. A. Paris Life Sir H. Davy (1831) II. 110 The great and important discovery of your Safety-lamp for exploring mines charged with inflammable gas. 1920 Trans. Amer. Inst. Mining & Metall. Engineers 1919–20 63 797 The safety lamp is the most common and convenient apparatus for detecting inflammable gases in mines. 2003 J. R. Hinde When Coal was King iv. 104 While safety lamps clearly minimized the risk of explosions,..they did not produce as good a light as open-flame lamps. < as lemmas |
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