Objective To explore the feasibility and significance of using ventilated technology of oxygen after unchaining in assistant breathing equipment cycled with mixed gases of helium and oxygen.

• 在给出保持本系统稳定的相对增益矩阵后,介绍了循环式氦氧混合气辅助呼吸装置设计中的氧浓度解耦控制方法。