这个句子中which指代的内容

来源：百度知道 编辑：UC知道 时间：2024/06/20 09:18:34
The Basic T2-Gateway then performs any required splitting of incoming TSs into data PLP and common PLP and performs a following pre-analysis of the first stages of the DVB-T2 modulation process, which enables it to create Baseband frames, signalling and SFN synchronisation information, all encapsulated into the sequence of T2-MI packets.

这里的which 是非限制性定语从句, 不指代任何内容

which enables it to create Baseband frames 这句话是对前文的解释

指代前面的行为，貌似这个句子不完整