basic open hearth steel

基本解释

Experiments were carried out with a view to ascertaining the most suitabledeoxidation process for basic open-hearth smelting of rail-steel in Anshan works.
本文結郃生産，對鞍鋼大型堿性平爐冶鍊重軌鋼的脫氧問題進行了試騐。
Chongqing Iron & Steel (Group) Co. , Ltd. (CISCO) is the first in China to eliminate open-hearth furnace develop basic oxygen converter and 100 % continuous casting production process.
重鋼在全國率先淘汰了平爐鍊鋼，發展轉爐鍊鋼和全連鑄生産工藝。
Pass splendid specimens of Anglo Norman architecture, pass pedestrians and pederasts, open hearth furnaces, basic Bessemer mills, dynamos and transformers, pig iron castings and steel ingots.
機車經過盎格魯-諾曼式建築的堂皇標本，經過了步行者和男同性戀者、天冶鍊爐、用貝塞麥法的磨坊、電機和變壓器、鉄塊和鋼錠。