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詳細摘要：西門子6FC5357-0BB14-0AA0，6FC5357-0BB14-0AA0，西門子NCU571.4數控主板，西門子NCU571.4主板，SINUMERIK 840D/DE NCU 571.4, 400 MHZ, 64 MB WITHOUT SYSTEM SOFTWARE MEMORY: NC 0.5 MB, PLC 96 KB PREPARED FOR PROFIBUS DP,

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