论文部分内容阅读
来自国家工信部的数据显示,2010年1～6月,全国水泥累计总产量8.48亿t,同比增长17.5%。其中,西南地区和西北地区累计产量增速
Statistics from the Ministry of Industry and Information Technology show that from January to June 2010, the cumulative national total output of cement reached 848 million tons, up 17.5% over the same period of last year. Among them, the cumulative output growth in southwestern and northwestern regions