默认
ACO channel 500x1000x150 V 110 Concr.
ACO channel 400x400x100 V 110 Concrete
ACO channel 300x1500x60 H 110 Concrete
ACO channel 300x2000x60 H 110 Concrete
ACO channel 400x600x100 V 110 Resin
ACO channel 150x1200x60 H 75 Concrete
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~