So that it provides theoretical reference to network cabling, business open, standards improving, equipment manufacturing , RFI-notch and tone blackout using of VDSL2.
为VDSL2的网络布线、业务开通、标准完善、设备制造和频谱开槽技术的使用，提供理论参考依据。
So that it provides theoretical reference to network cabling, business open, standards improving, equipment manufacturing , RFI-notch and tone blackout using of VDSL2.
为VDSL2的网络布线、业务开通、标准完善、设备制造和频谱开槽技术的使用，提供理论参考依据。
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