默认
ACO channel 150x900x60 V 75 Resin
ACO gully 300x300x60 V 110 Concrete
ACO channel 400x400x200 V 110 Tiles
ACO channel 300x600x60 H 110 Vinyl
ACO gully 300x300x60 V 110 Vinyl
方形集水坑_密闭型铸铁盖板
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~