document.writeln('回归基本面聚酯原料一度偏强');document.writeln('期市午盘收盘短纤涨0.15% 棉纱跌0.57% 棉花跌0.00%');document.writeln('期市早盘收盘棉花涨0.04% 棉纱跌0.47% 短纤跌0.15%');document.writeln('6月30日华东PTA现货维持整理格局');