默认
ACO channel 500x800x150 V 110 Concrete
ACO channel 400x400x100 H 110 Tiles
化粪池
ACO channel 150x900x60 H 75 Resin
ACO channel 300x2000x60 H 110 Tiles
ACO channel 600x900x200 V 110 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~