vacuum ladle

基本解釋

The average number density and concentration in ladle is larger than that in the vacuum chamber.
鋼包內夾雜物的平均數(shù)量密度及濃度大于真空室內的平均值；
Nevertherless, basic oxygen furnace process with heated ladle refining and vacuum degassing may also be considered as acceptable.
不過，帶加熱鋼水包精煉及真空除氣的氧氣頂吹轉爐工藝也可接受。？
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.
本文介紹了中國爐外精煉概況，并著重討論了真空脫氣、真空鋼包精煉以及不銹鋼精煉法。