![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
31、5GNR下,一个SS/PBCHblock包含()个OFDMsymbols
A.1
B.2
C.3
D.4
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
D、4
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.1
B.2
C.3
D.4
D、4
A.DemodulationreferencesignalforPUSCH
B.Phase-trackingreferencesignalsforPUSCH
C.DemodulationreferencesignalforPUCCH
D.Soundingreferencesignal
A.DemodulationreferencesignalsforPDSCH
B.Phase-trackingreferencesignalsforPDSCH
C.DemodulationreferencesignalsforPDCCH
D.DemodulationreferencesignalsforPBCH
E.CSIreferencesignals