英语词汇“working arch”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

working arch n. now historical an arch of masonry at the mouth of a blast furnace; cf. tymp arch at tymp n. 1b.

ΘΚΠ

society > occupation and work > equipment > furnace or kiln > furnace > parts of furnace > [noun] > openings for metal or crucible

tympa1650

working arch1824

tap-hole1825

working door1839

tapping-hole1861

slag notch1882

1824 Encycl. Brit. Suppl. V. 125/1 The fold, fauld, or working-arch, by which the hearth is approached.

1881 Trans. Amer. Inst. Mining Engineers 1880–1 9 132 Fauld, the tymp-arch or working-arch of a furnace.

2009 APT Bull. 40 51/2 A working arch at the base, in one of several shapes, gave access to the stone hearth.

单词	working arch
释义	> as lemmas working arch working arch n. now historical an arch of masonry at the mouth of a blast furnace; cf. tymp arch at tymp n. 1b. ΘΚΠ society > occupation and work > equipment > furnace or kiln > furnace > parts of furnace > [noun] > openings for metal or crucible tympa1650 working arch1824 tap-hole1825 working door1839 tapping-hole1861 slag notch1882 1824 Encycl. Brit. Suppl. V. 125/1 The fold, fauld, or working-arch, by which the hearth is approached. 1881 Trans. Amer. Inst. Mining Engineers 1880–1 9 132 Fauld, the tymp-arch or working-arch of a furnace. 2009 APT Bull. 40 51/2 A working arch at the base, in one of several shapes, gave access to the stone hearth. extracted from workingn. < as lemmas
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> as lemmas