并对该体制进行了改进，提出了一种安全的强代理多重签名方案，解决了相应的安全问题。
Furthermore, we present a new modified and secure proxy multi-signature scheme in order to solve the corresponding security problems.
全时空探测雷达是近年来提出的一种新体制雷达，具有同时多功能、数据率灵活可调、目标识别能力强等优点。
Ubiquitous radar is a new type of radar proposed recently, which can achieve simultaneous multi-function capability, flexible data rate and high ability in target recognition.
用此方法设计的软件移植性好、可移植性强，已成功应用于几种不同体制的光栅扫描雷达显示器中。
The software designed in this way has some benefits: good maintainability and portability. It has been used to several different kinds of raster scan radar displays.
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