| 摘要 |
<p>Filter panels are adhered with an epoxy resin adhesive into the latticed steel structure formed by tubular profiled lateral and longitudinal struts which are slotted together by the flanges of one of the struts sliding into the grooves on the other, similar-shaped, strut. Use of the resin adhesive gives an impact resistant construction resistant also to heat, moisture, etc.</p> |
