| 摘要 |
<p>Systems, and devices are disclosed, including a system that has a trim (12) with a plurality of flow paths (82). In certain embodiments, each flow path includes a series of stages (84,86,88,90,92) and an expansion zone (94,96) disposed in series between each of the stages. The expansion zones are configured to flow a fluid in a direction that is generally perpendicular to directions of flow in both an adjacent-upstream stage and an adjacent-downstream stage.</p> |
