Mysteel铁合金产量8月环比同比9月预测样本占比硅锰（万吨）84.70-14.27%-16.93%↓99%高碳锰铁（万吨）10.83-10.79%-3.82%↓85%富锰渣（万吨）13.03-20.30%-13.33%↑85%电解锰（万吨）9.37-1.73%19.74%↓93%硅铁（万吨）45.97-9.35%-