In asynchronous transmission,the unit of modulation rate corresponding to one unit interval per second; that is,if the duration of the unit interval is20 milliseconds,the modulation rate is50 bauds.

• 异步传输中调制速率的单位，相当于每秒一个单位间隔。也就是说，如果单位间隔的宽度是20毫秒，则调制速率是50波特。