默认
ACO channel 300x3000x60 V 110 Concrete
ACO channel 300x600x60 H 110 Resin
雨水检查井-方形1
ACO channel 150x1100x60 H 75 Concrete
集水井-垂直带垫层
ACO channel 400x400x200 V 110 Tiles
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~