"hot rolling" meaning in English

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  "lang_code": "en",
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        "present participle of hot roll"
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A rolling of metal at a temperature above that of its recrystallization point."
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        "(metallurgy) A rolling of metal at a temperature above that of its recrystallization point."
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  "word": "hot rolling"
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  "lang_code": "en",
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        "A rolling of metal at a temperature above that of its recrystallization point."
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