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西門子6RA70維修，6RA7018維修，6RA7025維修，6RA7028維修，6RA7031維修，6RA7075維修，6RA7078維修，6RA7081維修，6RA7085維修，6RA7087維修，6RA7088維修，6RA7091維修，6RA7093維修，6RA7095維修，6RA7098維修， 公司配件齊全，當天修好。

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西門子直流調速6RA70維修銷售，西門子直流調速器6RA70維修，西門子直流調速裝置維修6RA70維修 西門子6RA70直流調速維修， 本司專業維修西門子直流調速，直流故障常見，速度不穩，不出力，輸出電壓低，燒可控硅，無勵磁電壓，燒保險，無顯示，F031,F005,F068,F052，F050，F040，F012，F036，F004，FO11,F042等故障。配件齊全，技術*，可上門服務

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