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单词 rose lift
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rose lift
rose lift n. Mining English regional (Cornwall) Obsolete a pump at an intermediate level in a mine shaft.
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1778 W. Pryce Mineralogia Cornubiensis 330/1 Tyer—or Tier of Pumps, a set of pumps belonging to an engine..; the others have names appropriated to them, as the Tye or Adit-lift, the Rose-lift, the Crown-lift, [etc.].
1840 P. R. Hodge Steam Engine iii. i. 114 The lifts are as follows, viz: Tye lift, 42 fath. 2 ft. 6 in..Rose lift, 37 [fath.] 5 [ft.] 6 [in.]..Bottom lift, 8 [fath.] 5 [ft.] 6 [in.].
extracted from rosen.1adj.1
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更新时间:2024/12/24 21:11:18