已经有次观看 jwm在2015-10-19发布
简介：Xinshao Tanxi tungsten ore exploration for commercial geological Hunan Provincial Geological Prospecting Bureau of 407 team signed 2010 exploration project. For 4 years, the project team completed a detailed investigation from the field work of exploration. Mine service life is expected to reach 17 years, the total economic value of about 8000000000 yuan.
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