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Competition of rescuing technology of mine of the 7th whole nation is held in Sh
On September 20, competition of rescuing technology of mine of the 7th whole nation saves interpose to rest in Shanxi city pulls open heavy curtain. Safe production of director of organizing committee of competition of rescuing technology o...
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Henan undertakes to saving 3 kinds of mine completely shutdown stop production i
Channel of xinhua net Henan on September 21 report(reporter Liang Peng) the reporter understands from Board of Industrial Management of Henan province coal, henan province decides mine of integrated to saving resource completely technical r...
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