vacuum ladle

基本解释

The average number density and concentration in ladle is larger than that in the vacuum chamber.
钢包内夹杂物的平均数量密度及浓度大于真空室内的平均值；
Nevertherless, basic oxygen furnace process with heated ladle refining and vacuum degassing may also be considered as acceptable.
不过，带加热钢水包精炼及真空除气的氧气顶吹转炉工艺也可接受。？
bbs.chinadaily.com.cn
Thisarticle briefly introduces the secondary refining and discusses it with emphasis on vacuum degassing, vacuum ladle refining and refining process of stainless steel, etc.
本文介绍了中国炉外精炼概况，并着重讨论了真空脱气、真空钢包精炼以及不锈钢精炼法。