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2011-10-25 R&S
2009-03-20 ERNI
2013-06-28
2009-02-17 拓普微
2009-02-17 铜铧电子
2009-03-05 Xilinx
2009-03-16 ARM
2009-03-25 NI
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2011-12-20 muRata
2012-07-10 Xilinx
2013-03-14 Microchip
2009-02-17 DM&P
2009-02-17 华北科技