blackheart malleable cast iron 黑心展性铸铁 ; 黑心可锻铸铁 ferritic malleable cast iron 铁素体可锻铸铁 malleable cast iron fitting 韧性铸铁装置 ..
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In this paper the range of manganese and sulphur constituents of ferritic malleable cast iron and the correlation between them are studied.
本文研究了铁素体可锻铸铁的锰硫量范围及其相互关系。
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