| 摘要 |
The invention relates to a composite mat ( 1 ) comprising a rough structured surface on the upper side and a smooth closed-planar, watertight surface on the underside. Said composite mat consists of two layers, which are joined to one another, in particular, by welding, adhering or a similar technique, namely of an upper layer made of a woven material ( 3 ) and of an underlayer made of an elastic synthetic material ( 2 ).
|
