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单词 shot tower
释义

WordReference Random House Unabridged Dictionary of American English © 2024
shot tow′er, 
  1. Metallurgya tower from the top of which finely divided streams of molten lead are dropped down a central well, breaking up into spherical drops during their fall to be quenched and hardened in a tank of water at the bottom.
  • 1810–20

Collins Concise English Dictionary © HarperCollins Publishers::
shot tower n
  1. a building formerly used in the production of shot, in which molten lead was graded and dropped from a great height into water, thus cooling it and forming the shot
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更新时间:2025/7/23 9:27:22