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我校冲天炉加料光—电自动控制使用以来收到了较好的效果。为了更好地推广这一技术,我们遵照毛主席关于“对技术精益求精”的教导,对原结构作了较大的改进(原结构可
Our school cupola add light - electric automatic control has received better results. In order to better promote this technology, we follow Chairman Mao’s teaching on “Technology Excellence,” and have greatly improved the original structure