H31-341試験無料問題集「Huawei HCIP-Transmission V2.0 認定」
Which of the following factors determine the optical signal-to-noise ratio (OSNR) of the receiving end to a certain extent? After a certain distance of signal transmission in the WDM system, the optical signal-to-noise ratio (OSNR) of the receiving end decreases to a certain extent. Which of the following is the main reason?
正解:A
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