阐述了宣钢近年来节能技术的进步情况。宣钢采取干式除尘,煤气余压发电,低水熄焦等一系列技术措施,取得了节水节能的良好经济效益和环保效益。 Described the progress of energy-saving technologies declared by steel in recent years. Xuanang Steel adopted a series of technical measures such as dry dust removal, coal-fired power generation, low-water quenching and coke-making, and achieved good economic and environmental benefits in water saving and energy saving.