| 单词 | puddle bar |
| 释义 | > as lemmaspuddle bar puddle bar n. Metallurgy (now historical) an iron bar formed by passing a mass of puddled iron between rollers. ΚΠ 1852 River Times (Wisc.) 13 Dec. 2/3 Cost of 1 ton puddle bar..$17 90. 1881 Encycl. Brit. XIII. 329/1 The ‘puddle bar’ or ‘muck bar’ thus obtained in the form of elongated slabs of from 4 to 18 inches wide, and half an inch to 2 inches thick,..is then cut up into lengths of some few feet, several of which are piled one on the other, reheated, and rolled down again into another bar of slab of superior quality. 1983 Technol. & Culture 24 629 The process required a great deal of experience and judgment on the part of the workmen, who had to know just when to withdraw the puddle bar from the furnace. < as lemmas |
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