document.writeln('国际油价暴跌 聚酯链集体跌停');document.writeln('期市午盘收盘 短纤跌6.02% 棉花跌3.25% 棉纱跌2.37%');document.writeln('期市早盘收盘 短纤跌6.02% 棉花跌2.70% 棉纱跌2.06%');document.writeln('4月7日华东PTA现货价格重心大挫');