基本解释多孔塞吹氩除气法英汉例句双语例句The molten iron of stable temperature and composition is obtained und the condition that adopting duplex melting technology and ladle desulphurizing with porous plug process.采用双联熔炼工艺，多孔塞法炉外脱硫，获得温度和成分稳定的铁液；porous plug process更多例句词组短语短语porous plug process desulphurizing 多孔塞法脱硫porous plug process更多词组