9CaKrnK1pLi finance.huanqiu.comarticle黑色系期货大跌 铁矿石、锰硅主力跌超4%/e3pmh1hmp/e3pn60gdi/e3pru2fi23月21日,黑色系期货大跌,铁矿石、锰硅主力跌超4%,热卷、螺纹钢跌超3%;大连铁矿石下挫3.9%至每吨688元,上海螺纹钢跌4%至每吨3242元。1490065792000责编:凡闻第一财经149006579200011[]//himg2.huanqiucdn.cn/attachment2010/2017/0321/20170321112202836.png