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涓婃捣渚涙噳(y墨ng)60Si2Mn褰堢哀閶煎湏妫�-鍦撻嫾鍍�(ji脿)鏍硷紙鍖栧(xu茅)鎴愪唤锛�
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鏈€灏戣捣瑷傦細1鍏枻
鐎忚閲忥細544
璩囨枡涓嬭級锛�鏆劇(w煤)璩囨枡涓嬭級
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    鏉愭枡鍚嶇ū锛� 60Si2Mn
    妯�(bi膩o)婧�(zh菙n)锛欸B/T 1222-1984
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