默认
ACO channel 500x1000x150 H 110 Concr.
ACO gully 300x300x60 H 110 Concrete
ACO channel 300x4000x60 H110 Tiles
ACO channel 300x3000x60 V 110 Resin
钢格栅(集水井盖)
集水井盖板边缘
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~