P_检查井1500
ACO channel 150x1200x60 H 75 Tiles
集水井
ACO channel 600x900x200 V 110 Concrete
ACO channel 400x600x200 H 110 Concrete
ACO channel 500x1000x150 V 110 Vinyl
ACO channel 300x1000x60 H 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~