波束赋形(TM7)使用的参考信号为()

A．port0

B．port1

C．port5

D．port7

[单选题]小区专用参考信号定义的天线端口包括()A．port0B．port1C．port2D．port3

[单选题]波束赋形（TM7）使用的参考信号为（）A . port0B . port1C . port5D . port7

[主观题]LTE下行传输模式中TM7是Port5的单流Beamforming模式：主要也是小区边缘，能够有效对抗干扰。()

[主观题]波束赋形(TM7)使用的天线端口为()。

[单选题]There are many ________ in the portA．wharfB．wharfsC．wharvesD．wharfes

[单选题]在CSM网络管理界面下，下拉[Port]菜单，单击[Port Setting]，就可以配置——。A．交换机端口速率B．交换机系统时间C．交换机的用户口令D．交换机速率

[填空题] Access port是可以承载（）个VLAN的端口；Tagged port是可以承载（）个VLAN的端口。

[单选题]在CSM网络管理界面，下拉[Port]，单击[Port setting]，就可以配置______。A．交换机的端口速率B．交换机的速率C．交换机的系统时间D．交换机的用户口令

[单选题]“Port a bit sluggish” means that ________A．port rudder answers very wellB．port rudder answers slowC．port ruder answers all rightD．port rudder answers back

[单选题]When the Captain of the Port or Officer in Charge，Marine Inspection issues an order of suspension to the operator of a vessel concerning oil transfer operations，it（）.A . is always effective immediatelyB . includes a statement of each condition requir