默认
ACO channel 150x800x60 H 75 Concrete
ACO channel 150x800x60 V 75 Vinyl
检查井2400
ACO channel 600x900x200 V 110 Resin
09检查井-¢700圆形砖砌-污水井
ACO channel 150x1100x60 H 75 Vinyl
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~