document.writeln('期市午盘收盘 短纤涨0.81% 棉花跌0.50% 棉纱跌0.45%');document.writeln('期市早盘收盘 棉花跌0.67% 短纤跌0.50% 棉纱跌0.42%');document.writeln('8月20日华东PTA现货延续偏弱整理');document.writeln('期市夜盘收盘 棉花跌1.20% 棉纱跌0.94% 短纤跌0.59%');