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单词 rod mill
释义

rod mill

Manufacturing Technology
noun
1A rolling mill which produces iron or steel rods.
2A mechanism for grinding ore, minerals, etc., comprising a large revolving cylinder containing loose metal rods.

Origin

Early 19th century; earliest use found in William Pitt (1749–1823), writer on agriculture.

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更新时间:2024/11/11 3:57:46