Earliest site of coal fuel found in Xinjiang
2015-08-14 10:10
By (Xinhua)
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Archaeologists of Xinjiang Institute of Archaeology find coal-use traces at the excavation site of Jiren Taigoukou Ruins in Qialege'e village in Nilka county in Ili Valley, Northwest China's Xinjiang Uygur autonomous region, Aug 10, 2015. [Photo/Xinhua]
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