Practice indicates that application of and improvement on the casting process is an important technical measure to ensure efficient smelting and low cost of pig iron.
实践表明，渣铁沟浇注料工艺的实施和不断完善，是高炉强化冶炼、降低生铁成本的重要技术措施。
The key of reducing the cost and enhancing the competitive power of iron and steel enter-prise is reducing pig iron cost.
降低生铁成本是降低钢铁企业成本、提高企业竞争力的关键。
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