Check network CARDS - make sure the server NIC is set correctly (for example 100mb FD minimum if supported by switch).

检查网卡—确保服务器NIC设置正确(例如最少100 mb FD，如果交换机支持的话)。

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A receptacle for each signal is mounted at the test fixture, and the cables are used to connect them to the switch CARDS.

在测试夹具上为每个信号安装一个插座，用电缆将其连接到开关卡。

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Once the CARDS are loaded, it's easy to switch between CARDS for seamless payments.

一旦卡被加载，就能很容易地在卡之间进行切换来实现无缝支付。

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