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1 | 交换机\企业级 36Gbps 35.7Mpps 24 二层级 10M/100M/1000Mbps | | | | 3 | |
2 | 转换模块\RS485/422 to RJ45 | | | RJ45转485端子转换器,A接PIN5+B接PIN6 | 5 | |