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Ｔｈｅ Ｉｍｐａｃｔ ｏｆ Ｔｅｃｈｎｏｌｏｇｙ Ｉｎｎｏｖａｔｉｏｎ ｏｎ ｔｈｅ Ｉｎｄｕｓｔｒｉａｌ Ｕｐｇｒａｄｅ ｏｆ Ｙｕｎｎａｎ Ｒｅｓｏｕｒｃｅ Ｌｉｓｔｅｄ Ｃｏｍｐａｎｉｅｓ
XU Yao-Chen-Xi
JOURNAL OF KUNMING METALLURGY COLLEGE . 2014, (4): 79 -83 .  DOI: １０．３９６９／ｊ．ｉｓｓｎ．１００９－０４７９．２０１４．０４．０１８