In the modulation style. of PSK, if a kind of Modem's modulation rate is 3200baud and it's phase is 8, what is the data transfer rate of this kind of Modem ?

A．14.4kbps

B．28.8kbps

C．9600bps

D．3200bps

[单选题] An architectural style. defines as a family of such systems in terms of a （71） of structural organization. More specifically, an architectural style. defines a vocabulary of （72）and connector types, and a set of （73） on how they can be combined. For

[单选题]A．n architectural Style. defines as a family of such systems in terms of a (1) of structural organization.More specifically an architectural style. defines a vocabulary of (2) and connector types, and a set of (3) on how they can be combined. For man

[试题]Robert Browning's obscure style. of writing made his poems______(access)to many readers.

[单选题]C．SS的全称是( )，中文译作( )。A．cading style. sheet，层叠样式表B．cascading style. sheet，层次样式表C．cascading style. sheet，层叠样式表D．cading style. sheet，层次样式表

[填空题] PCM（pulse code modulation），脉冲编码调制是实现（）的最基本最常用的一种方法

[名词解释] 4PSK

[多选题] 对PSK叙述正确的是（）。A . 是数字调制方式之一B . 是移频键控调制方式C . 是移相键控调制方式D . 是振幅键控调制方式

[单选题]— I wonder ________ you’ll water this kind of flower .——Every other day.A． how often B. how longC. how soonD. how much

[主观题]涌泉(KI1)井穴

[单选题]铁碳平衡图上PSK线是（）。A . 液相线B . 固相线C . 共晶转变线D . 共析转变线