默认
热水管道阀门检查井
ACO channel 400x600x200 H 110 Tiles
ACO channel 300x4000x60 H 110 Concrete
化粪池
ACO channel 500x500x100 H 110 Tiles
ACO gully 200x200x60 V 75 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~