叙述了真空保温杯的种类，保温时间及使用寿命，联合设计三室真空钎焊炉的优点以及真空杯的钎焊焊料、结构。
Describes the advantages of the jointly-designed three-chamber vacuum brazing furnace and the construction of vacuum mup and solders used for it.
在实验室和昆钢三炼钢转炉对溅渣护炉改渣剂进行了研究和应用。
The study on slag modifier and its application for slag splashing has been carried out in the laboratory and for converters of No.
在实验室和昆钢三炼钢转炉对溅渣护炉改渣剂进行了研究和应用。
The study on slag modifier and its application for slag splashing has been carried out in the laboratory and for converters of No.
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