| 单词 | jack engine |
| 释义 | > as lemmasjack engine jack engine n. †(a) (perhaps) a jack-frame (jack-frame n. 2) (obsolete); (b) Mining a small steam engine used for tasks auxiliary to those performed by a larger, main engine (esp. in the sinking of a pit); = donkey-engine n. at donkey n. Compounds 2 (now historical and rare). ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > engine > other types of engine > [noun] > other specific engines ballast engine?1748 reciprocator1769 bellows-engine1834 jack engine1847 power producer1859 trunk-engine1864 naphtha engine1876 jinny1877 barring engine1885 shifter1904 yarder1911 mill1918 rocket1919 booster1944 monobloc1944 1847 Bradford & Wakefield Observer 19 Aug. All the stock-in-trade of a worsted spinner and manufacturer, comprising 18 Power Looms, with strapping and Gearing complete; 21 Jack Engines and Harness [etc.]. 1855 G. C. Greenwell Pract. Treat. Mine Engin. iv. 123 Contractor to sink the pit with a jack engine, to be erected by the owners. 1975 D. Anderson Orrell Coalfield ii. 91 Within living memory the 20in bucket from the ‘Big Lift’ (as Blundells' Cornish engine at Pemberton was known) was many times drawn out of the stocks, wound up the pit by the ‘jack engine’ and..repaired. < as lemmas |
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