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矩形焦罐
Rectangular bucket
参考页数:9P.;A4
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焦罐运载车
Bucket carriage
参考页数:10P.;A4
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冶金用全氢罩式退火炉
Bell annealing furnace pure hydrogen for metallurgy
参考页数:15P.;A4
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冶金工业炉燃烧器性能试验方法
Performance testing methods for burners of metallurgical industrial-furnaces
参考页数:15P.;A4
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冶金吊具
Metallurgy load-lifting attachment
参考页数:23P.;A4
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