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无钟布料器传动齿轮箱的新型密封结构Anewkindofahermeticstructureforthegearboxinbell-lesstopcharger在300m3至4000m3各种炉容高炉的新建或改造性大修上,采用无钟炉顶新技术,已成为普遍受...
Anewkindofahermeticstructureforthegearboxinbell-lesstopcharger New or retrofit overhaul of various furnace capacity blast furnaces from 300m3 to 4000m3, with new technology without bell top, has become the ...