默认
ACO channel 400x400x100 V 110 Resin
ACO channel 150x1200x60 H 75 Resin
ACO channel 150x900x60 V 75 Resin
ACO channel 300x1500x60 H 110 Vinyl
ACO channel 400x400x200 V 110 Concrete
雨、污水检查井 - 土建 - 700
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~