已经有次观看 wencong在2013-07-05发布
简介：County is located in Shaanxi Guanzhong eastern territory rich in mineral resources, including Jinduicheng molybdenum resource area has proven reserves of 1.4 billion tons of ore, molybdenum metal content of 1.28 million tons, ranking first in the world, is the world's six molybdenum deposits in the world.
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