默认
ACO gully 150 V 75 Concrete
ACO channel 400x400x100 V 110 Resin
ACO gully 300x300x60 H 110 Concrete
ACO channel 400x400x100 H 110 Resin
ACO gully 300x300x60 H 110 Vinyl
ACO gully 300x300x60 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~