默认
ACO channel 150x1100x60 H 75 Vinyl
集水坑井
ACO channel 150x1000x60 H 75 Resin
ACO channel 150x800x60 H 75 Concrete
雨水检查井-方形1
ACO channel 600x900x200 V 110 Resin
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~