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  1. Chöông 4 MOÂI TRÖÔØNG TRUYEÀN DAÃN
  2. NvHien - PTITHCM Transmission media Guided (Conducted) Unguided (Wireless) Twisted-pair Coaxial Fiber-optic cable cable cable
  3. NvHien - PTITHCM 1. Caùp kim loaïi xoaén ñoâi Caáu taïo
  4. NvHien - PTITHCM 1. Caùp kim loaïi xoaén ñoâi Caáu taïo
  5. NvHien - PTITHCM 1. Caùp kim loaïi xoaén ñoâi Côõ daây daãn
  6. NvHien - PTITHCM 1. Caùp kim loaïi xoaén ñoâi Ñaëc tính
  7. NvHien - PTITHCM 4.1. Caùp kim loaïi xoaén ñoâi Ñaëc tính
  8. NvHien - PTITHCM 1. Caùp kim loaïi xoaén ñoâi Ñaëc tính Doøng ñieän toång hôïp Doøng ñieän xoaùy Doøng ñieän chính
  9. NvHien - PTITHCM 2. Caùp ñoàng truïc Caáu taïo
  10. NvHien - PTITHCM 3. Caùp quang Caáu taïo plastic jacket glass or plastic cladding fiber core
  11. NvHien - PTITHCM 3. Caùp quang Caáu taïo
  12. NvHien - PTITHCM 3. Caùp quang Phaân loaïi sôïi
  13. NvHien - PTITHCM 4. voâ tuyeán Phoå soùng voâ tuyeán
  14. NvHien - PTITHCM 4. voâ tuyeán Truyeàn daãn veä tinh satellite transponder dish dish 22,300 miles uplink station downlink station
  15. NvHien - PTITHCM 4. voâ tuyeán Suy hao khoâng gian töï do
  16. NvHien - PTITHCM 4. voâ tuyeán Coâng suaát böùc xaï ñaúng höôùng - EIRP (effective isotropically radiated power)
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