... closed crankcase ventilating system 闭式曲轴箱通风装置 closed electric furnace 封闭电炉 closed end wrench 闭口扳手 ...
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closed electric furnace use instructions 封闭电炉使用说明书
semi closed electric furnace 半封闭式电炉
closed type electric furnace 封闭电炉
closed d electric furnace 封闭电炉
closed electric smelting furnace 封闭电炉
·2,447,543篇论文数据，部分数据来源于NoteExpress
The practice of smelting high silicon ferromanganese silicon in 9MVA closed electric furnace is expounded.
阐述了在9MVA封闭电炉上冶炼高硅锰硅合金的实践。
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