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贴片直插SN74LS05NG，SN74LS04MG，SN74LS00NG，SN74LS04DG，4
贴片直插SN74LS05MG，SN74LS02NG，SN74HCT574，SN74LS00DG，4
全新原装 SN74LS05NSR SN74LS05NS SN74LS05NG4 SN74LS05N
