默认
ACO channel 300x1500x60 H 110 Tiles
ACO channel 500x500x100 V 110 Resin
ACO gully 200x200x60 H 75 Vinyl
ACO channel 300x4000x60 H 110 Vinyl
ACO gully 200x200x60 H 75 Concrete
设计雨水口
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~