three-high

名词 n.
中文释义

英文释义

名词 n.
  1. A series of three rollers in a roller mill, stacked one above the other.
    — For every section it is necessary to insert a special finishing roll in the stage lying next the large engine, while the three-highs in the other two stages contain the roughing rolls for all six profiles.

词形变化

three-highs plural
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