![](https://lstatic.shangxueba.com/sxbzda/h5/images/m_q_title.png)
[主观题]
MS在正常接入以后,主叫方通话完毕挂机,主叫手机给MSC发送()消息;
A.Disconnect
B.ChannelRelease
C.Release
D.DeactivateSACCH
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)
A.Disconnect
B.ChannelRelease
C.Release
D.DeactivateSACCH
第3题
A.小区实际可配频点数n≤18
B.小区实际可配频点数n≤22
C.小区实际可配频点数n≤16
D.0位图格式用于900M的频点,其小区实际可配频点数可达64个
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