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引用第2楼river520dj于2012-06-21 21:16发表的 : o~7~S 1.无论什么角度都能读取到,只是读写距离不同而已。 L}O_1+b 2.加大reader功率肯定能增强读取效果的。 5:(uD3] 3.双端口的true3D标签有利于减少读取盲区,实现全向。单端口的天线也可以通过增加90度方向上的接收面积,来增强该方向上的读取效果。 4%wP}Zj#
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