The specimen was heated and burnt in oxygen fluid in high-frequency induction furnace. Carbon in specimen was transformed into carbon dioxide, and then determined by infrared absorption method.
试样于高频感应炉的氧气流中加热燃烧。使样品中的碳全部转化为二氧化碳，红外检测。
The specimen was heated and burnt in oxygen fluid in high-frequency induction furnace.
试样于高频感应炉的氧气流中加热燃烧。
It was investigated that the short-cut process of producing high quality iron castings by duplex melting with blast furnace and medium frequency induction furnace.
分析了高炉中频炉双联熔炼短流程生产工艺的特点，采用液态金属状态测评系统研究短流程铁液状态。
It was investigated that the short-cut process of producing high quality iron castings by duplex melting with blast furnace and medium frequency induction furnace.
分析了高炉中频炉双联熔炼短流程生产工艺的特点，采用液态金属状态测评系统研究短流程铁液状态。
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