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- Siemens is proud to present the secure digital radio communication system TETRA (Terrestrial Trunked Radio). 西门子隆重推出安全的数字无线通信系统:TETRA数字集群通信系统.
- digital radio communication system 数字无线通讯
- Radio communication has annihilated space. 无线电通讯已消除了空间的阻隔。
- In radio communication, either short or long waves may be used. 无线电通讯可以采用短波也可以采用长波。
- digital radio communication 无线电数字通信
- We are in radio communication with the spacecraft. 我们通过无线电与太空船联系。
- Revised and improved Marine radio communication. 修正和改进陆战队的无线通讯系统。
- In radio communication,either short or long waves may be used. 无线电通讯可以采用短波也可以采用长波。
- Accessories like helmet lamps and radio communication. 附件有钢盔灯和无线电通信器。
- Shang Wan introduced the PAS radio communication system. 上湾煤矿引进PAS无线通讯系统。
- The Mayans had radio communication in the Stone Age. 玛雅人在石器时代已经拥有无线电通讯。
- Promote Amateur Radio Communication, enhance skills and technology. 推广业馀无线电通讯，提高操作技巧及技术水平。
- Phonetic Alphabet is used very often in phone radio communication. 字母解释法经常用于无线电联络。
- DRM(Digital Radio Mondiale) is a digital audio broadcasting system for the frequency below 30 MHz. 全球范围的数字广播系统DRM(Digital Radio Mondiale),是一种针对30MHz以下频段的数字声音广播系统。
- Software defined radio technique migrates the traditional analog and digital radio platforms to flexible software radio platforms that can support multiple communication standards. 而软件无线电技术将传统的模拟和数字无线电平台转换成更具弹性的软件无线电平台，以支持多样化的通信标准。
- A new digital radio frequency memory(DRFM) system architecture based on digital channelized receiver is introduced. 提出一种基于数字信道化接收的数字射频存储(DRFM)系统设计方法。
- DRM (Digital Radio Mondiale) is a flexible digital sound broudcasting system for terrestrial broadcasting in bands below 30MHz. 数字调幅广播DRM(Digital Radio Mondiale)系统是1999年世界上几十个国家广播机构联合开发的应用于30MHz以下频段的地面数字声音广播系统。
- He was cut off from all but a scanty radio communication with his armies. 他同他的部队之间除了零星无线电联络以外，一切的联系都被切断了。
- Digital Radio Broadcasting (DAB) is a broadband, nearly CD quality, digital broadcasting, suit for terresestrial and satellite broadcasting. 数字音频广播DAB(Digital Audio Broadcasting)系统是宽带的接近CD质量的数字广播,适用于地面和卫星广播;
- Our radio communications have been intercepted by the enemy. 我方的无线通信被敌方窃听了。
