图所示是温度自动报警器的原理示意图当水银温度计内的水银柱上升至与其上端的�属丝相接触时出现的情况是 a.红灯亮 b.绿灯亮 C.红 Template




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tomski图所示是温度自动报警器的原理示意图当水银温度计内的水银柱上升至与其上端的�属丝相接触时出现的情况是 a.红灯亮 b.绿灯亮 coloring