单词:three-mode stimulated emission
单词:three-mode stimulated emission 相关文章
Model Test 4 Section A [00:03.53]1. M:It doesn't make any sense to go home for spring vacation now. [00:08.72]W: That's right. [00:09.69]Especially since you'll be graduating in May. [00:12.88]Q: On what did the two speakers agree? [00:16.30]2.Shall
Section A Short Conversation [00:04.78]1.It seems to me that there is no need to have a screen on the door in the winter [00:12.04]We usually put it on in summer, don't we? [00:16.90]The only reason for having a screen on the door is [00:21.94]to kee
Section A [00:01.23]1. M: May I take the tape out. [00:03.50]I need it to practise my English for Dr.Tedder's listening class. [00:07.65]W: Well,I am afraid not. [00:07.76]The tape has been put on reserve by Dr.Tedder. [00:11.05]If you have his writt
Section A [00:02.90]1. M: We've got 34 on the list so far [00:08.75]but I'm sure it'll be up in the forties before we finish. [00:13.90]W: Well,in that case a sit-down dinner is out of the question. [00:19.15]It'll have to be a buffet. [00:22.80]Q: W
Section A 1.M:Congratulation [00:04.88]You certainly did quite well and I must say you deserve that grade. [00:10.63]W: Well,I really studied hard for that exam. [00:15.36]I've been prepared for it for more than a month. [00:19.83]Now I can relax for
Section A [00:02.90]1.M:You should never strike up a conversation with a man on the street. [00:08.65]Don't you know how dangerous it is! [00:12.49]W: I usually don't [00:15.75]but I couldn't find the restaurant and he looked very respectable. [00:21
Section A Short Conversation [00:04.99]1. M:You're a wonderful cook,Ann. [00:09.64]Everything is so good. [00:12.98]W: Glad you like it. [00:15.91]I didn't do all of these dishes,though,Linda helped me. [00:21.45]Q: Who did all of the dishes? [00:24.
Section A [00:01.28]1. W: I can't figure out what's wrong with my tape-recorder. [00:04.78]It was just a few weeks ago that I got it repaired. [00:08.25]M: Don't waste your time and money any more. [00:10.81]It's a very old tape-recorder and is quite
Section A [00:02.90]1.W:You've heard my report. Are there any comments? [00:07.94]M:On the whole,I agree with what you said. [00:12.20]But your last point about putting on a play doesn't seem to be very practical. [00:18.55]How can we put on a play w
Section A [00:01.25]1. M: Could we drop by the office for a minute. [00:04.28]I have a report which I want to check on before supper. [00:07.47]Of course.I have a lot of time and I'm interested to see what you are working on any way. [00:14.37]Q: Wha
Section A [00:01.78]1. M: Excuse me,but I didn't hear clearly what you said. [00:07.92]Did you say that we did not have to hand in our exam papers? [00:11.83]W: No, I said that my teaching assistant would collect the papers while I'll grade them myse
by Jason Marshall In recent articles, weve talked about two methods of calculating average values, the mean and the median, and weve talked about some everyday uses for them such as how to use median averaging to get better photos. But thats not all
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
Pre-Listening Vocabulary switch: move to a different position Wi-Fi: a wireless network that provides Internet connection Bluetooth: a trademarked name for a short-range wireless connection for computerized devices GPS: global positioning system, a s
This is Scientific American 60 Second Science, I am Karen Hopkin, this will just take a minute. Every year, about 10 million tons of paper winds up in American landfills and incinerators, which is not only wasteful but adds CO2 to the atmosphere. Rec
[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: Race around the bedroom in training or arcade mode.
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
By Nancy-Amelia Collins Bali, Indonesia 13 December 2007 The head of the United Nations Climate Change Conference is warning that a deadlock between the United States and the European Union over greenhouse gas emission targets may derail the conferen
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 science of the future to eve
如果你要暂时逃离这个世界,与世隔绝,暂时不想和熟人接触,你可能会不接电话,不带手机,不上社交网站。通常是因为和恋人分手或者是工作不顺。 今天要介绍的俚语是airplane mode,用来形