摘要
给出了民用电话保密产品需求量分析和对民用电话加密装置的六点要求及其市场效益评估。
This paper presents the analysis of the requirements of commercial telephone security products,the six requirements on the commercial telephone encryption units,and also the evaluation of their market benefit.
出处
《信息安全与通信保密》
1995年第1期33-35,共3页
Information Security and Communications Privacy
关键词
商用电话保密机
市场
电话
Commercial telephone security unit Market Telephone
