老少配老妇老熟女中文普通话,欧洲色综合天天在线影院,国内免费AV网站在线观看,各类熟女熟妇真实视频

Stone cage mesh pad

Gabion mat also called Reynolds mat, gabion gabion cushion, cushion, cushion refers to engineering components by the machine a twisted hexagonal metal mesh which thickness is much smaller than the length and width of the. Reynolds mat into stone filling materials after connected together, become the main results, beware of water scour for shore, Hayman, has the advantages of flexibility and adaptability to the foundation.

Gabion mat thickness is in the cage structure of 0.17-0.3m, for filling stone in the field. Mainly used as river channel, the other side, roadbed slope protection structure, can prevent the river bank by the water flow, storm damage, but also to achieve the water body and the slope of the natural convection between the exchange function, to achieve ecological balance. The slope greening landscape, greening effect can be added.


本網(wǎng)站由阿里云提供云計算及安全服務(wù)