顶吹氧转炉钢 Oxygen Converter Steel ; Luft Dushe steel ; siemens-martin steel

顶吹转炉 top blown converter ; ld converter ; top-blown rotary converter

顶吹氧气转炉 top-blower oxygen convertor ; top bloom oxygen converter ; oxygen-blown vessel

氧气顶吹转炉 [冶] basic oxygen furnace ; LD converter ; TOC

顶吹氧转炉法 basic oxygen process ; ld process

顶吹氧枪 top blow oxygen lance

顶吹氧 RH-KTB ; top blowing oxygen

纯氧顶吹转炉 pure oxygen top-blown converter

氧气顶吹转炉炼钢 top-blown converter steelmaking ; oxygen top blown converter steelmaking ; top blown oxygen converter steelmaking