成都光大银行电话:谁可以帮我画一张卧室双开关(双控灯)的线路图?

------------------L----------------------
............0-----------------0
--------0.........................0-------
............0-----------------0
L：电灯
三接柱的是两只双投开关

楼上二位真够神的，能想出这样的表达，不过还是三楼的看得清楚些，偶也来凑个热闹

N-------------------------------------（O）
``````````````````````````` `````````````/`
```````````·-------·````````````````/``
`````````````````````\`2``````````````/```
L-----·``````````````·------------`````
``````1`\````````````````````````````````
`````````·-------·`````````````````````

上图是关灯的样子，1和2是单刀双掷的开关。（O）表示灯泡
呵呵楼主怎样，画的还算像吧。

不是说你在这里叫人画图，亏你想得出

零线o-------------@----------------------------------------------$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$o------------o$$$$$$$$$$$$$$$$$$$$$
火线o------o/ $$$$$$$$$\o-----------------$
$$$$$$$$$$o------------o
$$$$$$$$开关1$$$$$$$$$$$开关2

零线 *------------------------------*
, I
1 2 ( 电灯)
* * I
x X I
火线 *----* X *----------------*
X x
* * ,
2 1
开关为双刀双置，1接1，2接2。

N(零线)---------------
1
1
@--------------------
L(火线) 1
.--------------. 1
---------. ---1
.--------------

@是灯泡

初中物理书上有电路图