默认
ACO channel 150x1400x60 H 75 Resin
ACO channel 300x4000x60 H 110 Vinyl
ACO channel 300x3000x60 H 110 Tiles
检查井-圆形
ACO channel 400x400x200 H 110 Concrete
雨水检查井
请描述当前构件存在的具体质量问题,以便我们可以尽快帮您解决~