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APT obere klas —- Nyocha gbasara njirimara nke WDM Sistemụ na Ngwa Ahịa Ya

1.eme ihe zuru oke nke ihe bandwidth nke eriri anya. Faiba nwere nnukwu bandwidth resources (obere ọnwụ band). Wavelength division multiplexing technology enwekwu nnyefe ikike nke a eriri site ọtụtụ ugboro ...

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