P_检查井2400
ACO channel 500x500x100 V 110 Concrete
集水井
雨水口 - 铸铁
ACO channel 300x600x60 V 110 Resin
ACO channel 150x800x60 H 75 Resin
ACO channel 300x1500x60 H 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~