默认
ACO gully 150 V 75 Vinyl
ACO gully 150 H 75 Concrete
ACO channel 600x900x200 V 110 Resin
ACO channel 150x1100x60 V 75 Vinyl
ACO channel 300x1500x60 H 110 Tiles
ACO channel 150x1200x60 H 75 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~