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提出了一种用于测量瞬态气体浓度的新方法．该方法可有效地抑制测量时的各种背景扩散性气体及环境条件变化的影响，实现对瞬态气体浓度的定量线性检测．
A new method for measuring transient gas concentrations is proposed. The method can effectively restrain the influence of various background diffusible gases and environmental conditions during the measurement, and realizes quantitative and linear detection of the transient gas concentration.