基本解释炼钢脱氧同根派生 deoxygen相关词英汉例句This can obtain high cast.Cast crack of castings is prevented by grain refinement, strengthening deoxygen and dephosphorization. 通过采取细化晶粒、强化脱氧、脱磷来预防铸件产生裂纹。deoxygen更多例句