单词:impulse laser amplifier
单词:impulse laser amplifier 相关文章
A: Something's wrong with my computer. B: What's the problem? A: My computer won't turn on. B: Did you see if all the connections are right? A: I'm not sure I understand what you mean. B: The connections between your CPU and your outlet. A: Is that w
By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca
[00:04.99]1.How's it going? [00:11.23]The day that changed my life [00:15.39]When I saw Jim on the news,I didn't recognise him to begin with. [00:22.54]He looked really thin and his hair was falling out. [00:28.19]When I heard the reporter say his na
EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can
New Laser Device Helps Parkinson's Patients Walk 新激光设备帮助帕金森患者重获行走能力 Parkinsons disease slowly destroys the brains ability to control the muscles, depriving the patients of their mobility. Researchers at the Mayo Cl
171. I shouldn't have said that W: Miss Li must have been angry when having dinner last night. M: I shouldn't have said that. W: It's not all your fault. M: How did you make Mr. Zhang so angry? W: I shouldn't have said that. M: I suggest you appologi
2 What are the two speakers doing? [A] Walking down a hill [B] Climbing stairs [C] Discussing a trip
3 Where are the two speakers? [A] In a restaurant [B] On a farm [C] At the man's home
The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network
This is All Things Considered. I'm Michelle Norris. Phone calls from Sweden woke up two American scientists this morning, John Hall and Roy Glauber. They will share the Nobel Prize for Physics with a German Researcher Theodor Haensch. All three worke
The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci
EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one
By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti
Janet Jackson的新专辑登上了美国流行专辑榜榜首位置,这是她7年的第一个冠军,但唱片的销量却折射出音乐界总体的滑坡。 《Discipline》是杰克逊音乐生涯中第6张冠军专辑,截止到3月2日,共售出18.1075万张。而她此前的两张专辑虽然只取得亚军,但销量相当可观。 Artist