答案我找见了,但是是怎么想的呢?先判断什么串并联?如何去思考黑盒问题?一个黑暗的试验盒中有:一节新的干电池,红灯L1、黄灯L2、电铃D、两个开关S1、S2,导线若干.已知每盏灯和电铃各自直
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/12 10:51:17
![答案我找见了,但是是怎么想的呢?先判断什么串并联?如何去思考黑盒问题?一个黑暗的试验盒中有:一节新的干电池,红灯L1、黄灯L2、电铃D、两个开关S1、S2,导线若干.已知每盏灯和电铃各自直](/uploads/image/z/4909901-5-1.jpg?t=%E7%AD%94%E6%A1%88%E6%88%91%E6%89%BE%E8%A7%81%E4%BA%86%2C%E4%BD%86%E6%98%AF%E6%98%AF%E6%80%8E%E4%B9%88%E6%83%B3%E7%9A%84%E5%91%A2%3F%E5%85%88%E5%88%A4%E6%96%AD%E4%BB%80%E4%B9%88%E4%B8%B2%E5%B9%B6%E8%81%94%3F%E5%A6%82%E4%BD%95%E5%8E%BB%E6%80%9D%E8%80%83%E9%BB%91%E7%9B%92%E9%97%AE%E9%A2%98%3F%E4%B8%80%E4%B8%AA%E9%BB%91%E6%9A%97%E7%9A%84%E8%AF%95%E9%AA%8C%E7%9B%92%E4%B8%AD%E6%9C%89%EF%BC%9A%E4%B8%80%E8%8A%82%E6%96%B0%E7%9A%84%E5%B9%B2%E7%94%B5%E6%B1%A0%2C%E7%BA%A2%E7%81%AFL1%E3%80%81%E9%BB%84%E7%81%AFL2%E3%80%81%E7%94%B5%E9%93%83D%E3%80%81%E4%B8%A4%E4%B8%AA%E5%BC%80%E5%85%B3S1%E3%80%81S2%2C%E5%AF%BC%E7%BA%BF%E8%8B%A5%E5%B9%B2.%E5%B7%B2%E7%9F%A5%E6%AF%8F%E7%9B%8F%E7%81%AF%E5%92%8C%E7%94%B5%E9%93%83%E5%90%84%E8%87%AA%E7%9B%B4)
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