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作者研制成一种二氧化锡掺氧化锌的光学薄膜,该膜具有气敏特性。测量了它在甲醇蒸气、乙醇蒸气、氨气中光透射率与气体浓度的关系,并解释了它的机理。
The authors developed a tin dioxide doped with zinc oxide optical film, the film has gas-sensitive properties. The relationship between the light transmittance and the gas concentration in methanol vapor, ethanol vapor and ammonia gas was measured and its mechanism was explained.