Description
使用户程序编制形象、直观、方便易学；调试与查错也都很方便。用户在购到所需的PLC后，只需按说明书的提示，做少量的接线和简易的用户程序编制工作，就可灵活方便地将PLC应用于生产实践。可编程序控制器一直在发展中，所以至今尚未对其下最后的定义
Juniper ISG-1000 Firewall Integrated Security Gateway
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Cisco BPX-BXM-622-DX Enhanced OC12 BPX8600
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Cisco BTS 10200 Softswitch IPCell Multiservice Platform
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Juniper ERX CT3-12-F0 NGI2KLGEAA Channelized T3
