默认
ACO channel 300x2000x60 H 110 Vinyl
ACO channel 150x1000x60 H 75 Vinyl
集水井(ECADI)
ACO channel 150x1400x60 H 75 Vinyl
ACO gully 150 V 75 Vinyl
ACO channel 150x800x60 V 75 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~