| 摘要 |
<p>An extractor channel structure (22,24,36,40,42,52) on the bottom end of a box interior for an uneven distribution of the volume flow (18) of outgoing air is designed so that along the path an object moves a preponderant proportion of the volume flow of outgoing air flows out through extraction passageways (22,24) that are on the sides at the end of the box and located in the box interior close to the object wall passageways (2,4).</p> |
