downstack

名词 n.

英文释义

名词 n.
  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 […]

词形变化

downstacks plural

词源

From down- + stack.
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