P_检查井2400
ACO channel 300x1000x60 H 110 Concrete
ACO channel 150x1200x60 V 75 Vinyl
ACO channel 150x900x60 V 75 Tiles
ACO channel 400x400x200 V 110 Concrete
ACO channel 400x600x200 V 110 Tiles
ACO channel 400x600x100 V 110 Tiles
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~