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集水坑_组合-9
ACO channel 500x1000x150 V 110 Vinyl
检查井1480
ACO channel 300x3000x60 H 110 Vinyl
ACO channel 300x1500x60 H 110 Tiles
ACO gully 150 V 75 Concrete
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~