某种“烟雾报警器”的简化原理图如图所示。电源电压为，为定值电阻，激光�射器�出的激光强度恒定不变；当烟雾浓度增大时，光敏电阻上的光照强度 Sketch Coloring Page

某种“烟雾报警器”的简化原理图如图所示。电源电压为，为定值电阻，激光�射器�出的激光强度恒定不变；当烟雾浓度增大时，光敏电阻上的光照强度 Template

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tomski某种“烟雾报警器”的简化原理图如图所示。电源电压为，为定值电阻，激光�射器�出的激光强度恒定不变；当烟雾浓度增大时，光敏电阻上的光照强度 coloring

某种“烟雾报警器”的简化原理图如图所示。电源电压为 ， 为定值电阻，激光�射器�出的激光强度恒定不变；当烟雾浓度增大时，光敏电阻上的光照强度 sketch template

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