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区域范围包括鲁中南部分县、市和江苏省的丰、沛、铜、新沂、徐州等县市。 本区系鲁、苏两省的主要煤产地,位居
The regional scope includes counties, cities in Lu, Zhongnan and Feng-Pei, Cui, Xinyi and Xuzhou in Jiangsu Province. The district of Shandong and Jiangsu provinces of the main coal producing areas, ranking