展会时间:2011-09-08 至 2011-09-10
山西是煤炭大省,煤炭资源极其丰富。据测算,含煤地层面积共61050平方公里,占全省总面积的39.1%,全省县一级行政单位119个中就有94个分布着煤炭,约占79%。全省 ...
|小黑屋|展会港
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