默认
ACO channel 150x1000x60 V 75 Tiles
雨、污水检查井 - 土建
ACO channel 150x900x60 H 75 Resin
ACO channel 500x800x150 H 110 Tiles
ACO chanel 300x600x60 V 110 Concrete
ACO channel 300x1000x60 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~