默认
ACO channel 150x1000x60 V 75 Vinyl
ACO gully 200 H 75 Tiles ss airtrap
集水井
ACO channel 300x2000x60 H 110 Resin
雨水检查井
ACO channel 600x900x200 H 110 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~