【摘要】 介绍一种由反性气敏元件对构成的气体传感器．它具有，既能提高灵敏度和选择性，又可平抑温、湿波动引起干扰的能力更多还原

【Abstract】 In this paper, a gas sensor of the gas sensing element duad in opposing feature is presented. The sensor provides an advantage for icreasing sensitivity and selectivity, and for reducing interference of thermo-effect and moisture.更多还原