1997年以来 ,乌克兰拥有的 2 71座井工矿中 ,仅有 71座是赢利的 ,产煤 50 0 0万ｔ,吨煤平均生产成本 35美元。其余的井工矿均严重亏损。由于缺乏价格竞争 ,本国煤炭生产企业动力不足 ,产量难以增加 ,乌克兰已由煤炭净出口国变为净进口国 ,煤炭进口量 10 0至 70 0万ｔ。乌克兰已 Since 1997, only 71 of the 2,171 wells owned by Ukraine have been profitable, producing 500,000 tons of coal, and the average cost of producing tons of coal is US$35. The remaining wells and mines all suffered heavy losses. Due to the lack of price competition, domestic coal producers are underpowered and output is difficult to increase. Ukraine has changed from a net coal exporter to a net importer, with coal imports of 1.0 to 700 million tons. Ukraine has