| 摘要 |
<p>Organic absorbent geotextile modified as an infinite fleece band and consisting of at least one layer of non-woven textile in the structure of which there are dried, combed out and squeezed duck feathers inserted by needling procedure. The outer geotextile walls consist of non-woven textile in a form of a sieve or of porous non-woven textile. At least two layers of non-woven textile are joined on longitudinal sides of the band to create a sleeve.</p> |
