VD vacuum degasser VD真空脱气炉
VD vacuum treatment VD真空处理
vd vacuum refining furnace vd真空精炼炉
vd vacuum circuit breaker vd4真空断路器
vd vacuum circuit breakers vd4真空断路器
vd vacuum refinement furnace vd真空精炼炉
vd 4 vacuum circuit breaker vd真空断路器
vd 4 vacuum circuit breakers vd真空断路器
The hydrogen content in the liquid steel can also be removed effectively by VD vacuum degassing.
通过VD真空脱气处理，能有效地脱去钢液中的氢。
In this article, vacuum oxygen decarbonization technology of VD furnace is studied, steelmaking methods are developed.
本文对VD炉的真空氧脱碳工艺进行了研究，丰富和扩展了炼钢手段。
The pressure of the steam used in the vacuum pump of VD refining furnace is stable, but its flow is periodic.
VD精炼炉的真空抽气泵工作时蒸汽压力稳定而流量具有周期性，间断使用。
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