单选题:设数据传输速率为4800bit/s,采用十六相相移键控调制,则调制速率为_______。ks.233.com 题目分类:程序员 题目类型:单选题 查看权限:VIP 题目内容: 设数据传输速率为4800bit/s,采用十六相相移键控调制,则调制速率为_______。ks.233.com 参考答案: 答案解析:
_______is a sequence of letters and digits,the first charact _______is a sequence of letters and digits,the first character must be a letter. 分类:程序员 题型:单选题 查看答案