Two new, large and highly mechanized coalmines have been commissioned recently. One is on Peking's western outskirts at Mentoukow - part of the Chinghsi mining centre. It has a designed capacity of...
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Two new, large and highly mechanized coalmines have been commissioned recently. One is on Peking's western outskirts at Mentoukow - part of the Chinghsi mining centre. It has a designed capacity of...