默认
ACO channel 500x800x150 H 110 Resin
ACO channel 300x4000x60 H 110 Resin
ACO channel 300x600x60 H 110 Tiles
ACO channel 300x600x60 H110 Concrete
ACO gully 300x300x60 H 110 Vinyl
ACO channel 300x1000x60 H 110 Vinyl
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~