默认
ACO channel 500x1000x150 H 110 Vinyl
ACO channel 300x2000x60 H 110 Tiles
ACO channel 300x3000x60 H 110 Vinyl
检查井+二管+φ750+
ACO gully 300x300x60 H 110 Concrete
ACO gully 200 H 75 Tiles ss airtrap
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~