默认
ACO channel 600x900x200 V 110 Concrete
ACO channel 150x1000x60 H 75 Concrete
集水井盖板
ACO gully 200x200x60 H 75 Concrete
ACO channel 400x400x100 V 110 Concrete
ACO channel 150x900x60 H 75 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~