downstack

词形变化

downstacks 复数 downstacks

释义与例句

n.
  1. 1.

    The lower part of the stack.

    Ground particles are fed up the upstack where they circulate to the downstacks and either pass through outlets on the inner radial surfaces (if they are small enough) or are swept again to the bottom of the upstack by low-pressure inlets […]

词源

From down- + stack.

来源：wiktionary