| 单词 | Pachuca tank |
| 释义 | Pachuca tank [pǝ`chü·kǝ ´taŋk] CHEMICAL ENGINEERING Air-agitated, solid-liquid mixing vessel in which the air is injected into the bottom of a center draft tube; air and solids rise through the tube, with solids exiting the top of the tube and falling through the bulk of the liquid. |
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