| 单词 | puddling roll |
| 释义 | > as lemmaspuddling roll ΚΠ 1839 A. Ure Dict. Arts 704 Cylinders..which serve to draw out the ball, called puddling rolls, or roughing rolls. 1867 Times 20 Apr. 13/6 The forges and mills..are filled with 52 puddling furnaces and two trains of puddling rolls capable of turning out 900 tons of puddled iron per week. 1888 Lockwood's Dict. Mech. Engin. Puddling Rolls, or Forge Train, the first set of rolls through which a shingled bloom is passed. < as lemmas |
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