最近两年,国内煤炭产量仍然和往年一样,整体持续保持着较快增长势头。但不同的是,煤炭产量增量越来越集中在内蒙、山西和陕西等3省区,煤炭产量加快向这些地区集中。2009年,内蒙、山西和陕西3省区煤炭产量增量占全国的比重为51.5%,当年3 In the past two years, the domestic coal output is still the same as in previous years and the overall overall growth rate has maintained a relatively fast growth. However, the difference is that the increment of coal production is more and more concentrated in the three provinces and autonomous regions such as Inner Mongolia, Shanxi and Shaanxi, with the coal production accelerating to concentrate in these areas. In 2009, the increase of coal output in Inner Mongolia, Shanxi and Shaanxi provinces accounted for 51.5% of the national total, and in that year, 3