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引用第3楼saz4321于2010-11-22 22:46发表的 : 正面左下角,有100的绿字,你换几个角度,它就会在黑和绿之间变化,不变化的是假,变化的是真.那是假钞模仿不来的.那变色颜料是花了专家们,做了400多次实验才研究出来的.
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