默认
ACO gully 150 H 75 Vinyl
ACO channel 150x1100x60 V 75 Vinyl
ACO gully 300x300x60 H 110 Resin
方形集水坑_密闭型铸铁盖板
ACO channel 300x4000x60 H 110 Tiles
ACO channel 400x600x100 V 110 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~