urgent signal的意思|示意

Therefore the study of robust algorithm for adaptive array signal processing is becoming more urgent and important.

因此，对自适应阵列信号处理稳健性算法研究显得越来越重要。

It isn't always a bad thing... but if there is a sudden increase in the frequency of these meetings, that might signal that the thing being talked about has urgent financial ramifications.

这当然不会总是有啥坏事情……但是如果当这类会议的频率爆高，那么这可能是被讨论的事情会造成很快的财务影响。

Therefore, the Settings to improve the traffic signal control system is very necessary and urgent practical problems.

因此，设置完善的交通信号管制系统是非常必要和迫切的现实问题。