rimming的中文翻譯是什麼意思

In the case of rimming steel, no or some deoxidation is carried out before casting.

沸騰鋼在鑄錠前不脫氧或輕度脫氧.

With small portion to be scrapped rimming steel has a high yield of good steel.

由於廢棄的部分小,沸騰鋼的成材率較高.