他们用无线电和多佛海岸警卫队联络。
一些公司正在为其办事处装备无线局域网。
Some companies are outfitting their satellite offices with wireless LANs.
该集团正在致力于推广远距离宽带无线访问的采用。
The group is working to promote the adoption of broadband wireless access over long distances.
从该星系中心接收到的无线电信号证实了黑洞理论。
Radio signals received from the galaxy's centre back up the black hole theory.
他们的仪器探测到了频率为3千赫的非常微弱的无线电波。
Their instruments detected very faint radio waves at a frequency of 3 kilohertz.
不必说，这一切都是从无线电广播报道中搜集来的第二手信息。
All this, needless to say, had been culled second-hand from radio reports.
对我来说,表演就是在麦克风前，通过无线电，传播给看不见的听众。
For me, a performance is in front of a microphone, over the radio, to an unseen audience.
他试图雇佣更多的销售员来推销无线电产品，但那些人用了太多时间熟悉门道。
He tried hiring more salesmen to push his radio products, but they took too much time to learn the ropes.
有规律的重复活动如声波、光波、无线电波都有一个特定的频率，或者说是每秒的波动次数。
Regular repeating actions such as sound waves, light waves, or radio waves have a certain frequency, or number of waves per second.
布鲁斯·劳赫兰法官赞扬了那名年轻警察的勇气，该警察设法通过自己的无线电收发装置发出了警报。
Judge Bruce Laughland praised the courage of the young policeman, who managed to raise the alarm on his radio.
该计划包括将卫星分解成更小的无线通信组件。
It includes plans for breaking up satellites into smaller components that communicate wirelessly.
马可尼花了一生的时间让无线通讯变得简单易用。
Marconi spent his whole life making wireless communication simple to use.
我们还是可能放弃光学天文学，选择无线电天文学。
We might as well give up on optical astronomy and go with radio astronomy.
无线安全供应商通常会采取措施来减轻干扰攻击的威胁。
Wireless security providers will often take steps to help combat the threat of jamming attacks.
无线通信的发展将19世纪与我们现在的时代联系起来。
What connected the 19th century and our present time was the development of wireless communication.
对无线电信号的简单探测就足以回答这个最基本的问题。
The simple detection of a radio signal will be sufficient to answer this most basic of all questions.
当无线网络在灾难中发生故障时，老式手机显得至关重要。
Old-fashioned phones matter when wireless networks break down in disasters.
我经常把我的笔记本放在膝盖上，连接到当地的无线网络。
I usually have my laptop resting on my knee and connect to the local wireless network.
如果无线电波真的能够穿透宇宙空间的话，它有什么问题呢？
If the radio waves are so good at getting through the universe, what's the problem?
根据无线电测量数据，我们可以得知盆地里有许多较小的陨石坑。
From radio survey data, we know that the basin contains lots of smaller craters.
他们发射那些可以反射雨滴、飞机、蝙蝠以及其他东西的无线电波。
They send out radio waves that reflect off raindrops, airplanes, bats, and so forth.
蝙蝠“雷达”这个用语在技术上是错误的，因为它们不使用无线电波。
It is technically incorrect to talk about bat "radar", since they do not use radio waves.
电报、电话和无线电显然是互联网、iPods 和移动电话的前身。
The telegraph, the telephone, and radio were the obvious predecessors of the Internet, iPods, and mobile phones.
马可尼是第一个开发出利用无线电波进行无线电报传输的有效方法的人。
Marconi was the first to develop a practical method for wireless telegraphy using radio waves.
iPhone和iPod Touch 都可以通过校园无线网络连接到互联网。
Both the iPhones and the iPod Touch devices can connect to the Internet through campus wireless networks.
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