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贴片直插MC74VHC374MG，MC74VHC32MEL，MC74VHC373DW，4
贴片直插MC7805BDTRKG MC74LCX374DW MC74VHC14MTC 4
贴片直插MC74VHC393MG，MC74VHC374DW，MC74VHC393DT，4
