The reason of low output of deoxidizer U -EG1201B has been analyzed and unreasonable design isthe main reason, specific countermeasures are presented.

• 通过对除氧器(U-EG1201B)出力不足的原因进行分析,明确了这种现象存在的根本原因是设计不合理,并提出了具体的对策。