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光敏电阻电路设计原理是什么？谁知道？

光敏电阻电路设计原理是什么？谁知道？

浏览：68次 | 提问时间： 07-27 09:12

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2个答案

绊 07-27 09:12

戴尔d620指示灯一直亮的原因；
1、充电器一直连接电源。
2、不同的指示灯功能不一样，有时候关机后，由于电阻或电路设计的关系，可能要过一会儿才关闭。建议电脑不使用时，断开充电器和插座的连接，这样不容易损坏电池，也不会因发热发生危险。

奈何桥被强拆了 07-27 09:21

它主要是依照使用半导体元件与温度的关系通过热敏电阻的电路连接显示示数的。原理就是半导体与温度线性关系依照使用目的的区别,已设计制造出多种温度计.其设计的依据有：使用固体、液体、气体受温度的影响而热胀冷缩的现象;在定容条件下,气体(或蒸气压强因区别温度而变换;热电效应的作用;电阻随温度的变换而变换;热辐射的影响等.

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光敏电阻电路设计原理是什么？谁知道？

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