vacuum tube converter 电子管变频器
vacuum thermo-electric converter 真空热电变换器
vacuum-tube-type high-frequency converter 电子管式高频变换器
vacuum tube frequency converter 电子管变频器
vacuum-tube converter [电子] 电子管变频器
vacuum m tube converter 电子管变频器
Steam is key medium for vacuum pumping of RH refining furnace. Direct use of converter steam in production is a difficult problem that has been solving in metallurgic enterprises.
蒸汽是RH 精炼炉真空泵抽真空所需的关键介质，直接将转炉蒸汽用于生产是国内冶金企业一直在解决的难题。
From 1773 K to 1973 K, the reduction experiments of converter slag simulated for slag splashing by silicon were carried out in a vacuum graphite tube resistance furnace.
在1773 ~ 1973 K温度范围内，满足溅渣护炉的炉渣条件下，在真空碳管电阻炉中对转炉渣进行了硅热还原实验研究。
The thesis briefly expounds the equipments and the refining technology of Vacuum Oxygen Decarburization Converter (VODC).
简述了真空吹氧脱碳转炉(V O D C)的设备和精炼技术。
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