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Half Duplex Half duplex is a transmission path capable of transmitting signals in both directions, but only in one direction at a time. HDLC high-level data link control Header The header is control i
International Organization for Standardization (ISO) ISO is a worldwide federation of national standards bodies (ISO National Bodies). The work of preparing international standards is normally carried
Loop Length Typically, loop length is a complete electrical circuit; the pair of wires that winds its way from the central office to the telephone set or system at the customer's premises. Loop Signal
Frame In time division multiplexing systems, Frame is a sequence of time slots each containing a sample from one of the channels carried by the system. The frame is repeated at regular intervals, (nor
Email - This is electronic-mail, that is text messages that are sent over the internet. Emoticons - This is a contraction meaning emotional icon that is made with common characters, such as :-) being
Earth Station - The term used to describe the combination of antenna, low-noise amplifier (LNA), down-converter, and receiver electronics that are used to receive a signal transmitted by a satellite.
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
Analog - Transmitting information that is characterized by continuously variable quantities (such as with AM or FM). This is different from digital transmission, which is characterized by discrete bit
电子邮件常看起来没有打印出来的商务信那样正式,在商场上你可决不能让你的语言显得很不正式。电子邮件可能更快捷更有效,但是你的客户和生意伙伴可不会轻易允许随随便便的通讯联系
Basketball 篮球 Do you like basketball? 你喜欢篮球吗? Basketball is a very popular sport. 篮球是一项广受欢迎的体育运动。 A basketball game needs two teams. 篮球比赛需要两队。 Each team has 5 players. 每队有五名球
Larry到李华住的地方,去看她新领养的猫咪小雪球。今天李华会学到两个常用语:mental和pro. LL: Snowball is adorable! She's so little and fluffy! LH: 就是啊,我的猫咪
I think Anna has just done Tom a big favour shes stopped him getting fired for now. 我认为安娜帮了汤姆一个大忙。他暂时没让他被解雇。 Sometimes conversations with your boss can get too personal but I think Annas got the hang of
1、I am -years old, born in province/Beijing, northeast/southeast/southwest of china, and I am currently a freshman (大一新生)/sophomore(大二学生)/junior(大三学生)/senior(大四学生) student at Capital Institute of Phys
Beijing Foreign Studies University (BFSU) will add 11 language courses, mostly African and Oceanianic tongues, to boost talent support for the country's extending ties with the regions, a school official said last Wednesday. 北京外国语大学一名
第五法、再“查户口”:问个水落石出 周奔驰:你在上学,还是已经工作了? Are you in school or have started to work? 回答二: 黄小蓉:我已经工作了。 I’ve alr
A twenty-year-old woman has been appointed as police chief of one of Mexicos most violent border towns. Criminology student Marisol Valles Garcia is about to get a quick lesson in the harsh realities of keeping the peace in a state overrun by drug tr
you have written a book In defense of a liberal education,and a little bit is coming from, 你写了一本书《捍卫文科教育》 有一部分原因是因为 there's been in your opinion a bit of an attack on a liberal education.Is that true? 你觉
Section4是公认的雅思听力考试最难的部分,大部分考生在平时的训练中积累起对其有较强的恐惧心理,这与Section4的常考话题和出题方式有关。 在该部分考试中,考生会听到一段长独白,通常是
进入考研 http://www.chinakaoyan.com/暑期备考阶段,不少考生不知道什么时候开始阅读,或者找不到适合自己的资料。其实课外阅读启动的越早越好,因为它让大家打好了基础,就不会因为对专业课