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Welcome to Journal of Kunming Metallurgy College! Today is
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ＴｒａｉｎｉｎｇａｎｄＡｓｓｅｓｓｍｅｎｔｏｆ“ＤｏｕｂｌｅＱｕａｌｉｆｉｅｄ”#br# ＴｅａｃｈｅｒｓｉｎＣｏｕｎｔｙＬｅｖｅｌＶｏｃａｔｉｏｎａｌＥｄｕｃａｔｉｏｎ#br#
ＣＵＩＭｅｎｇ１, ＲＯＮＧＨｕｉ２, ＧＡＯＺｈｅｎｑｉｕ３, ＣＨＥＮＹｕｎｃｈｕａｎ２, ＳＯＮＧＨａｏ２
Journal of Kunming Metallurgy College . 2024, (
5
): 13 . DOI: ｄｏｉ：１０．３９６９／ｊ．ｉｓｓｎ．１００９－０４７９．２０２４．０５．００３
