LD AC process AC法
LD-VOD process LDVOD法
LD-AC process LD碱性顶吹氧炼钢法
ld steelmaking process 转炉炼钢工序
ld forging upset process ld2锻造工艺
Ld process is now prevailing in world's steelmaking.
LD转炉炼钢法是目前世界上的主要炼钢法。
This was the LD process, which used oxygen gas for the oxidation of impurities in iron.
这就是氧气顶吹转炉炼钢法（LD炼钢法）。这种方法使用氧气来氧化铁水中的杂质。
A series of measures to reduce energy consumption of LD process in steelmaking plant of Bao steel are briefed.
报导了宝钢炼钢厂降低转炉工序能耗的一系列措施。
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