默认
ACO channel 300x3000x60 H 110 Vinyl
检查井1500
ACO channel 400x600x200 H 110 Tiles
集水井(ECADI)
ACO channel 150x1100x60 V 75 Vinyl
ACO channel 500x500x100 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~