电信专业英英词典D-2
Delay - This is the wait time between to specific events, and regarding satellite communications, it is the time it takes for a signal to go from the transmission station up to orbit and through the satellite and back down to the receiving earth station (about 1/4 of a second).
Delete - This terms means to discard (i.e., destroy) information.
Delivery on-orbit - A contractual term describing a service to deliver the satellite at its intended orbital location in space.
Demodulation - This is the process of extracting the electrical signal (i.e., the data) from the carrier signal.
Demodulator - A satellite receiver circuit which extracts or "demodulates" the desired data from from the received carrier signal.
Deviation 2 - The modulation 1 level of an FM signal determined 3 by the amount of frequency the signal is from the frequency of the main carrier signal.
Dial - This refers to the sending out of either pulses or tones with the intent of establishing a connection (i.e., a circuit) with another phone or modem 4.
Dialup Modem - This is a modem that is used over normal telephone lines (i.e., not DSL or cable)
Dial String - This is the string of characters used to contact another device over telephone lines.
Dial Tone - This sound signifies that a telephone is ready to receive instruction (i.e., make a call).
Dibit - This is group of two bits.
Digital - Referring to communications techniques whereby information and data are encoded as discrete 5 elements in a binary 6 language, as opposed to analog 7 representation of information in variable, but continuous, wave forms.
DIP - This is the act of extracting particular information from a database.
Diplexer - This is a device which combines two transmitters onto one single transmission line.
Dipole - This is an antenna 8 that is fed from the center (such as rabbit ears).
Disconnect - To break a connection (i.e., a circuit) so communication is no longer possible.
Domain 9 - On the internet, a domain is a place to visit with your internet browser 10.
Door - This is a software program that allows BBS users to run a program while a user is simultaneously 11 using the BBS.
Down - This is a general term that means that something is not currently working.
Downlink - The segment of a satellite circuit that extends from the satellite to the user terminal (such as, but not limited to, a television).
Download - This term means to receive data from another source.
Driver - This is a software program that provides instructions to a computer on how to communicate with peripheral 12 devices, such as printers or modems 13.
DTE - see Data Terminal Equipment.
DTMF - see Dual 14 Tone Multi-Frequency.
DTR - see Data Terminal Ready.
DTV - Stands for Digital Television.
- The soft modulation of her voice soothed the infant. 她柔和的声调使婴儿安静了。
- Frequency modulation does not allow static to creep in. 频率调制不允许静电干扰混入。
- Deviation from this rule are very rare.很少有违反这条规则的。
- Any deviation from the party's faith is seen as betrayal.任何对党的信仰的偏离被视作背叛。
- I have determined on going to Tibet after graduation.我已决定毕业后去西藏。
- He determined to view the rooms behind the office.他决定查看一下办公室后面的房间。
- Does your computer have a modem?你的电脑有调制解调器吗？
- Provides a connection to your computer via a modem.通过调制解调器连接到计算机上。
- The picture consists of a lot of discrete spots of colour.这幅画由许多不相连的色点组成。
- Most staple fibers are discrete,individual entities.大多数短纤维是不联系的单独实体。
- Computers operate using binary numbers.计算机运行运用二进位制。
- Let us try converting the number itself to binary.我们试一试，把这个数本身变成二进制数。
- The analog signal contains high-frequency video information,which helps make up the picture.模拟信号包括有助于构成图像的高频视频信息。
- The analog computer measures continuously,without proceeding step by step.模拟计算机不是一步一步地进行，而是连续地进行量度。
- The workman fixed the antenna to the roof of the house.工人把天线固定在房顶上。
- In our village, there is an antenna on every roof for receiving TV signals.在我们村里，每家房顶上都有天线接收电视信号。
- This information should be in the public domain.这一消息应该为公众所知。
- This question comes into the domain of philosophy.这一问题属于哲学范畴。
- View edits in a web browser.在浏览器中看编辑的效果。
- I think my browser has a list of shareware links.我想在浏览器中会有一系列的共享软件链接。
- The radar beam can track a number of targets almost simultaneously.雷达波几乎可以同时追着多个目标。
- The Windows allow a computer user to execute multiple programs simultaneously.Windows允许计算机用户同时运行多个程序。
- We dealt with the peripheral aspects of a cost reduction program.我们谈到了降低成本计划的一些外围问题。
- The hotel provides the clerk the service and the peripheral traveling consultation.旅舍提供票务服务和周边旅游咨询。
- Yes, floppy day, as did 9600 baud dial up modems. 是的，当时软件是最主要的工具，还有9600波特拨号调制解调器。 来自互联网
- Extra settings for configuring BAD modems that cannot identify proper disconnect tone. 额外的设置，配置不好的调制解调器不能确定适当的断开的语调。 来自互联网