| 摘要 |
A strip according to the invention includes a plurality of first creases distributed along the first side of the strip, a plurality of second creases distributed along the second side of the strip, and the plurality of first creases being able to extend and the plurality of second creases being able to shrink, thereby the strip being bendable towards the second side. The strip according to the invention is able to be bendable as well as not easily deformed. |
