Take a look for yourself at this photo comparison between Afghanistan of 2010 and Afghanistan back in 1994.
在这个以1994年2010年间阿富汗和阿富汗回来的照片比较，为自己寻找。
For comparison, a standard silicon infrared photo diode has a response ratio of 10.
相比之下，标准硅红外光电二极管的响应比为10。
The photo shown here is the kit set that I had sold out, I keep 1 set just for future comparison or reference.
图片展示了我已售完的套件的情况，我留了一套以便今后作对比或参考。
The photo shown here is the kit set that I had sold out, I keep 1 set just for future comparison or reference.
图片展示了我已售完的套件的情况，我留了一套以便今后作对比或参考。
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