单词:Data Communications Equipment
单词:Data Communications Equipment 相关文章
Unit 30 Something about Telephone533 电话点滴 现在,电话已经成为世界上最普通的音频通讯工具,今天的电话较之当时贝尔发明的简陋装置,是无以伦比的精巧和有效,而且,今天使用电话的方式也是贝尔当年不可能预见的 When imaginative scientists first suggested the
DAMA - Stands for Demand-Assigned Multiple Access. This is a way to instantaneously assign telephony channels in a transponder according to the immediate traffic demands. Dash - This is the the charac
Fade - This is a reduction in the received signal. It is caused by absorption, refraction, or reflection. Fax - This is a shortening of Facsimile, and it refers to one fax machine sending a digital re
D type Channel Bank A D type channel bank is channel termination equipment used for combining (multiplexing) individual analog channel signals on a time division basis. D type channel banks provide in
DCC Data Country Code 数据国家号码(3位) DCC Digital Cross Connect 数字交叉连接 DCCE Digital Cell Center Exchange 数字小区中心交换机 DCCH Dedicated Control CHannel 专用控制信道
GWEN IFILL: Earlier in the day, the Obama administration went to Capitol Hill to make its case to allow government great access to encrypted information. Essentially, the government wants to be able to read certain data that intelligence agencies can