不过当一个非常大的细胞发出一个非常强的信号(好几十毫伏！)而且距离电路板1毫米以内的时候我们的设备还是可以抓到信号的。

But yes, when an extraordinarily large cell fired off a massive signal (many tens of millivolts!) within a millimeter of the plate, we could pick it up with our apparatus.

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前端采集插头接收测试数据，切换继电器电路传递被测电路板信号。

Testing data is received with data acquisition plug, signal from tested circuit board is transferred by circuit of switch relay.

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本文分析pcb印刷电路板信号接地设计中产生接地噪声及电磁幅射的原因和对策。

This text analyses that earth noise and electromagnetic reasons and countermeasures penetrated emerge in the printed circuit board signal earth design of PCB.

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