DWDM receives telecom operator's greatest esteem by being the main networking method in backbone projects around the world now.
DWDM作为现在干线工程的主要组网方式，在世界范围内越来越受到运营商的推崇。
DWDM receives telecom operator's greatest esteem by being the main networking method in backbone projects around the world now.
DWDM作为现在干线工程的主要组网方式，在世界范围内越来越受到运营商的推崇。
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