High Quality steel - Ultra clean steel to extend bearing life by up to 80%.
使用超纯精钢锻制，使用寿命延长80%。
This paper introduces the development of high quality no - carbon brick for refining ladle and the application in the production of clean steel and ultra - low - carbon steel.
介绍优质无碳砖的研制及其在精炼钢包生产纯净钢和超低碳钢中的应用。
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