单词：wireless telegraph, wireless telegraphy
单词：wireless telegraph, wireless telegraphy 相关文章
SCIENCE IN THE NEWS - A Warning About Wireless Internet / Broken Heart Syndrome / A Question About Science and Engineering By Broadcast: Tuesday, February 22, 2005 (MUSIC) VOICE ONE: This is SCIENCE I
科技之光
EXPLORATIONS - Wireless Internet Connection By Paul Thompson Broadcast: Wednesday, December 22, 2004 (MUSIC) VOICE ONE: I'm Faith Lapidus. VOICE TWO: A wireless router can link many computers. (Pictur
Explorations
新技术：开灯就有无线宽带 Bulbs could soon be used to broadcast household broadband 英国爱丁堡大学的一位教授研究出了一项新技术，能够让普通的电灯泡作为无线网络信号传输器，只要开灯，就能无线上
轻松英语
Mobile, Wireless Devices Save Lives, Money World Health officials have released the most comprehensive global survey to date of how mobile phones and other wireless communication technologies are improving health care delivery around the world. The W
VOA标准英语2011年(六月)
Wireless Microchip Delivers Bone Drug Researchers have tested an implantable device that releases daily dosages of osteoporosis medicine. The device may one day be a cost-effective alternative to daily injections, and could help manage other diseases
VOA标准英语2012年(二月)
Radio Hams Keep 'Queen Mary' Wireless on the Air LOS ANGELES The Queen Mary, an ocean liner that once sailed the North Atlantic, is now permanently berthed in Long Beach, California, where it's a tourist attraction and hotel. In one of the rooms aboa
VOA标准英语2014年(五月)
A: I'd like to order broadband internet for my laptop. B: Just plug the Ethernet cable into your computer, and a prompt will tell you the payment options. A: Well, I don't have an Ethernet port. My computer runs entirely on wireless service. B: That'
英语情景对话-旅馆
A: Hi, I need broadband for my computer. B: No problem. Just plug the Ethernet cable into your computer, and you're good to go. A: That's a problem. My laptop has no Ethernet port, it's wireless only. B: Hmm. Well, we have some alternatives, if you'r
英语情景对话-旅馆
A: Hello! How do I get online with my laptop? B: Just plug the Ethernet cable into your computer, and you'll be online in a heartbeat. A: Well, I see the cable. But my computer runs on wireless only. B: No problem. I'll tell you about our alternative
英语情景对话-旅馆
A: Hello! I'd like to get busy on my computer, but I need some broadband. B: There's an Ethernet cable in your room. Just plug it into the back of your laptop. A: Uh-oh! I can't use Ethernet. My computer is wireless only. B: That's okay. I can tell y
英语情景对话-旅馆
A: Hi. I can't get going on my computer until I get a broadband hookup. B: Just plug the Ethernet cable into your computer, and you'll be off and running. A: That would be okay if I had an Ethernet port. Unfortunately, my laptop uses wireless only. B
英语情景对话-旅馆
Science and Technolgy. 科技。 Visible-light communication. 可见光通信。 Tripping the light fantastic. 与光共舞。 A fast and cheap optical version of Wi-Fi is coming. 一个高速而廉价的光学Wi-Fi即将问世。 AMONG the many new
经济学人科技系列
Science and technology 科学技术 Visible-light communication 可见光通信 Tripping the light fantastic 与光共舞 A fast and cheap optical version of Wi-Fi is coming 一个高速而廉价的光学Wi-Fi即将问世 AMONG the many new gadgets u
经济学人科技系列
Listen to the news and choose the news' category. 1.David Beckham has quit his team in Spain and joins a soccer team in the States. The move was officially announced on January 2007. 2.In the news today, USA increased their armies in I raq by five th
英语听力练习题
Listen to the dialogues and fill in T for True, F for False. 英语对话1 A:Excuse me. Can I have a look at the Olympus EF-500 camera please? B:Sure. Here is it. Currently, we're having a promotion on this model. 英语对话2 A:How much is it to bu
英语听力练习题
Listen to the statements and check the correct answers. 1.Is sweeping out the tiny dust bothering you a lot? From now on if you have this machine, doing the housework will become a very easy job. This is a portable vacuum cleaner. lt's light and wire
英语听力练习题