默认
集水井盖板
集水井盖板边缘
ACO channel 400x600x100 V 110 Concrete
ACO channel 150x1100x60 V 75 Concrete
ACO channel 150x1200x60 H 75 Concrete
ACO channel 600x900x200 V 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~