默认
方形集水坑_密闭型铸铁盖板
ACO channel 500x500x100 V 110 Tiles
ACO channel 150x900x60 H 75 Resin
ACO gully 150 V 75 Concrete
ACO channel 500x500x100 V 110 Vinyl
ACO gully 200x200x60 V 75 Resin
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~