关键数据表项目单位一季度环比涨跌同比涨跌二季度预测环比涨跌价格元/吨2672-3.54%-6.61%2450-8.31%新增产能万吨/年293.50+2.98%+487.00%70-76.15%产量万吨1990.53-3.12%-2.28%2089.55+4.97%产能利用率%75.92%+1.00%-3.59%77.32%+1.84%进口量（E）万吨305