headbox

压头箱

词形变化

headboxes 复数 headboxes

释义与例句

n.
  1. 1.

    Synonym of headrail.

  2. 2.

    A device for distributing a suspension of solids in water to a machine at a constant rate, or for retarding the rate of flow, as to a top-feed filter, or for eliminating by overflow some of the finest particles.

  3. 3.

    The topmost square of a USPSA target holding the B and A scoring zones.

词源

From head + box.

来源：wiktionary