Unit One Fundamentals of Electricity Part One Part Two Part Three Part Four Unit Two Electrical Components Part One Part Two Part Three Part Four Unit Three Electrical Measurements Part One Part Two Part Three Part Four Unit Four Digital Communications Part One Part Two Part Three Part Four Unit Five Optical Communications Part One Part Two Part Three Part Four Unit Six Technology of Modern Communication-Bluetooth Part One Part Two Part Three Part Four Unit Seven Satellite Communications Part One Part Two Part Three Part Four Unit Eight Technology of Modern Communication-3G Part One Part Two Part Three Part Four Unit Nine Information System Part One Part Two Part Three Part Four Unit Ten Computer Communication-Network Part One Part Two Part Three Part Four Unit Eleven Computer Components Part One Part Two Part Three Part Four Unit Twelve Computer Operating System Part One Part Two Part Three Part Four 参考文献