简要地分析了煤气混合气表面燃烧过程的控制要素。
Control factors in surface combustion process of gas-air mixture are briefly analyzed.
主要介绍了测压法配制混合气的原理、方法，并分析了配制过程中各项误差的控制。
The principle and method of preparation of mixture gas by pressure measure method are mainly presented, and the control method of various errors in preparation is analyzed.
研究结果表明：氧浓度解耦控制技术是循环式氦氧混合气辅助呼吸装置设计中的一项关键技术。
Results it shows that the control of oxygen concentration after unchaining coupling is a vital technology in assistant breathing equipment cycled with mixed gases of helium and oxygen.
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