标签:signal 相关文章
Telecommunication Telecommunication refers to communication over long distances. In practice, something of the message may be lost in the process. Telecommunication covers all forms of distance and/or
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Whether it's for streaming Netflix or sharing files, we're gobbling up more and more dataand we want it faster. But even shooting data with lasers over fiber-o
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Smart phones can provide music, movie times, bus schedules. They can even make phone calls! And now, they might help cut down fuel use while driving. T
WAN wide area network WARC World Administrative Radio Consortium WATS Wide-area telecommunications services. See Wide-area telecommunications services. Waveform amplitude (magnitude) versus time repre
Multimode Optical Fiber(S) Multimode fibers, with much wider cores than single mode fibers, allow light to enter at various angles, and reflect (bounce off of) core-clad boundaries as electromagnetic
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
DCE data circuit terminating equipment DCP digital communications protocol DCS digital cross-connect system DDD direct distance dialing DDN Defense Data Network Digit L Digital L is another amplitude
It was a dark and stormy night. The officer on the bridge came to the captain and said, Captain, Captain, there is a light in our sea lane and they won't move. What do you mean they won't move? Tell them to move. Tell them starboard right now. The si
Good Morning Sir/Madam 先生/女士 早晨好 Good Afternoon 午安 How are you? 你好么 Do you speak English? 你讲英语吗? I can speak a little English. 我可以讲一点英语 Please speak slowly. 请慢慢讲 Would you mind speak loude
It was a dark and stormy night. The officer on the bridge came to the captain and said, Captain, Captain, there is a light in our sea lane and they won't move. 那是个漆黑的、狂风暴雨的夜晚,大副从驾驶室出来走向船长说:船长,船
Foo Fighters,喷火战机乐队,1995年他们发行首张同名专辑就在美国获得巨大成功,今年4月乐队发行新单曲Walk,收在第七张录音室专辑Wasting Light中,这首也是电影《雷神》的插曲。 Walk Foo Fight
Okay. Tell me. 好了,重复一遍 Left at the first corridor, lobby, 在第一条走廊左转,进入大厅 left at second corridor, right. 接着在第二条走廊再左转,然后右转 The next corridor is Ben's, the south corridor. 下一条就
No Skitters in sight. So far, so good. 没有发现突击者,目前为止,一切顺利 It doesn't feel like that. 好像有点儿不对劲 It's been 20 minutes. 已经过了20分钟了 How long should it take him to get to Ben's room? 他去本的房
You gonna lie there all night? 你要在这里躺一整晚吗 You picked a great place to take cover. 你选了个不错的地方来做掩护 You want to see a pretty sight? 你想看得更清楚吗 I think hal's team knocked out that antenna. 哈尔的
听力部分: (1) 在这部分中,大家好走两个极端路线,一是对主体解释的理论部分作了过多的陈述,二是对文章举例部分描述太多,没有把这两个部分的比例合理安排好。 (2) 速记的能力有待提
Do you wear glasses? 你有戴眼镜么? I wear contact lenses. 我戴隐型眼镜。 Do you live at same address? 你住在上述地址么? Do you have any medical problems? 你的健康有问题么? Do you have any questions? 你有什么问题
Forget Nessie: there's another insidious creature living in the waters of Scotland. The story starts in the streams and lakes of the northwestern United States, where North American signal crayfish are a familiar sight. Turn over a rock and you may w
Deciding where to place a Wi-Fi router at home to minimise signal blackspots is a fine art. But a physicist has attempted to tackle the problem by mathematically working out the optimum position for a router. He studied how walls and reflections affe
Do you feel overwhelmed and tired? Is there not enough time in the day for you?Maybe its time to step back and take a look at what is really important in your life. This article explores different ways to put some more time in your life. Stress free
New Words niece n. 外甥女,侄女 charger n. 充电器; obsessive adj. 强迫性的;着迷的;分神的 tai chi 太极 signal n. 信号; Overheard 15 yr old niece fighting with her friend: You think I can't live without you? Who do you th