沟槽式预作用装置¥1,057 ~ ¥2,011.8阀体材质:球墨铸铁 公称工作压力:1.6Mpa(喷塑粉)型号单价数量ZSFY100-G¥1,0571ZSFY150-G¥1,177.41ZSFY200-G¥2,011.81联系采购