| 摘要 |
<p>Flag is made of synthetic double rib fabric, pref. with a ratio of free area to knitted area of >=1:5 and consisting of polyethylene and/or polypropylene threads or strips of different colours to form a pattern, or with a printed pattern. The fabric may be cut from a longer and/or wider web, and the edges reinforced by stitching or welding. The flag has great softness by stitching or welding, knitted textile cloths, with sufficient rot resistance and tear resistance, like plastic films. due to its realtively large free surface area, the wind can pass through it unobstructed.</p> |
