| 摘要 |
Cover of low load communications comprises a first layer (1) consisting of a plastic geogrid, of a second layer (2) consisting of geogrid and a third layer (3) consisting of a plastic geogrid, whereby the second layer (2) is located between the first and the third layer (1, 3). The first layer (1) comprises on the opposite side against the second layer (2) upper surface (11) for contact with shoes or wheels of vehicles, and the third layer (3) comprises on the opposite side against the second layer (2) a bottom surface (31) for contact to a substrate (4). |
