document.writeln('期市早盘收盘棉花跌3.91% 短纤跌3.73% 棉纱跌2.54%');document.writeln('4月9日华东PTA现货重心下滑');document.writeln('短纤主力合约一度触及跌停');document.writeln('中原期货：PX弱势格局不变');