默认
方形集水坑_密闭型铸铁盖板
ACO channel 150x900x60 V 75 Vinyl
ACO gully 150 H 75 Vinyl
ACO gully 150 H 75 Concrete
ACO channel 150x1100x60 V 75 Resin
ACO channel 150x1400x60 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~