分集技术是指系统能同时接收两个或更多个输入信号,这些输入信号的衰落可相关也可互不相关。系统分别解调这些信号然后将它们相加,这样可以接收到更多的有用信号,克服衰落。()
参考答案:错
根据句意、英文解释或汉语意思完成单词的拼写。
1. Thc______ (方法)that he came up with work out fine.
2. My bike is broken and I must______ (修理) it.
3. We're going to______ (set up)a food bank to help hungry people.
4. You are______ (极大可能地)quite healthy and smart
5. Kate is______ (相似的)to her mother.
锅炉汽水管道的安装范围有哪几个方面?