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In the OSNR model for EDFA amplifiers, SNR OUT = 1/(1/SNR IN + FhvB/P IN ), what does SNR IN represent?()
A . the signal to noise of the current optical amplifier
B . the signal to noise of the previous amplifier or source
C . the signal to noise introduced by the optical multiplexer
D . the accumulated noise to signal ratio of the optical channel
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Publishing was successful but the store won’t launch. Which log should be checked for errors after tracing has been enabled?()
A . trace.log
B . message.txt
C . activity.log
D . trace.txt
E . SystemOut.log
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BvD是全球知名的()实证数据库提供商,全称Bureau van Dijk Electronic Publishing,总部位于瑞士日内瓦。
A . 人文科学专业
B . 财经专业
C . 环境科学专业
D . 工程专业
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In the Southern Hemisphere winds in a low pressure system rotate in a().
A . clockwise direction
B . northeasterly direction
C . northerly direction
D . counterclockwise directio
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装配ZN28-12型真空断路器真空灭弧室时使用的工具有10in一字形旋具,16in、17in、19in呆扳手,电动扳手,套筒扳手一套,()。
A . 木锤子、手锯
B . 手锯、电源线(带插座板)
C . 木锤子、锤子
D . 木锤子,电源线(带插座板)
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目前常用CCD摄像机靶面大小分为1in、2/3in、1/2in和()等。
A . 2in、4in
B . 3in、4in
C . 1/4in、1/8in
D . 1/3in、1/4in
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常用的钻铤尺寸有:53/4in、61/4in、7in和()等。
A . 7
in
B . 7
in
C . 8in
D . 9i
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In the OSNR model for EDFA amplifiers, SNR OUT = 1/(1/SNR IN + FhvB/P IN ), what does SNR IN represent?()
A . the signal to noise of the current optical amplifier
B . the signal to noise of the previous amplifier or source
C . the signal to noise introduced by the optical multiplexer
D . the accumulated noise to signal ratio of the optical channel
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13. A. In a hospital. B. In a restaurant. C. In a hotel. D. In a supermarket.
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5 people were killed in a parking lot in the tornado in Xenia in 1974.
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“Pipe in mouth” in the sentence “The old man stood under a big tree, pipe in mouth” can also be in the form of “with a pipe in his mouth”.
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阅读下面一段代码,代码的输出结果是() Integer in1 = new Integer(10); Integer in2 = new Integer(10); Integer in3 = 10; Integer in4 = 10; System.out.println(in1 == in2); System.out.println(in1 == in3); System.out.println(in3 == in4);
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The desks in Chinese school classrooms are put in in good order while those in the schools in most western countries are put in a .
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Before publishing our company profile, we should proofread it again and again to assure that it is free from mistakes.
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Cambridge University Press, a department of the university, is the world's oldest publishing house and the second-largest university press in the world.
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According to the author, why did the local authorities start publishing the hourly air-quality readings this year?
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阅读下面一段代码Integer in1 = new Integer(10);Integer in2 = new Integer(10);Integer in3 = 10;Integer in4 = 10;System.out.print(in1 == in2);System.out.print(in1 == in3);System.out.print(in3 == in4);下列选项中,程序的运行结果是( )
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听力原文:W: Good afternoon and welcome to Your Business. We have in this studio today Brian Williams, head of the management unit of Lawson & Fowles Publishing. Brian is here to discuss successful staff management. Brian, what makes a good manager?
M: Well, it's a combination of things, but at the top of the list I think I'd put being truthful. Staff have certain expectations of how they should be treated and they want their managers to be fair. Not telling your staff what's happening is a sure way of losing their respect. You need to concentrate on solving problems, not hiding them.
W: But not all problems can be solved, can they?
M: Most can, actually, but that's not the point. The thing is, instead of reacting after the dam-ages done, you should be talking to staff about how things are going and avoiding a situation where they come to see you about the problems after the event. The trick is to decide what problems might arise before they actually happen.
W: What about having staff work together? How should that be managed?
M: Well, some people appear to like working on their own, but in most companies, people who work on their own do so because they have been neglected. They have been given a task and their boss is not in-terested in how it is being done. This makes their sense of achievements smaller no matter how hard they work. People who work in teams have dearer overall picture of the work they are involved in. They have a role to play, and they know that if they don't perform. well, it is not only the business is going to suffer but also the other members of their team. So it is up to managers to create teams within their organization and encourage this team spirit. It raises performance.
W: How is this best done?
M: Well, it's important to identify certain key employees among your staff and give them particular support and attention. If these key people are encouraged in their work, they would perform. better themselves, and more importantly raise the general level of performance of all the others in their area.
W: Isn't it also a question of recruitment?
M: Yes, yes, lots of difficulties in staff management arise because mangers genuinely don't know how to select the right person. Sometimes interviewees are chosen on the basis of written personality tests which hear no relation with the work they'll be actually doing. Many managers admit that they sometimes ignore the lack of appropriate skills in recruiting the staff. I'd say that in the vast majority of cases they simply opt for the candidates who's made the best impression in half an hour or so...
F: So, what should we have instead?
M: Well, the selection procedure should involve matching the skills and knowledge of the applicant to the actual job. And they should be done in the most immediate and relevant way possible, for example, if you try to recruit a trainer for your company, an important part of the inter-view should involve the applicant giving a pre-pared training session. Training is what they'll be doing, so you should see them in operation be-fore employing them.
F: That sounds sensible. The final question, Brian, is about discipline, which is perhaps the hardest factor to get it right. What is the latest thinking?
B: Umm, well, the issues are: should you be a hard, unfriendly boss, make sure everyone obey your order without a question, or should you be more sympathetic and listen to your employees' difficulties? Then there will be time when you have to discipline someone who has done some-thing wrong. It can be difficult if you are on very friendly terms with them. So a certain distance is necessary. On the either hand, if you are too un-approachable, you may not be made aware of important problems.
M: Well, thank you, Brian. I'm sure plenty of managers out there will find out our talk very interesting.
?You will hear a radio interview with Brian Williams, a management expert. The interview deals with staf
A.being able to concentrate.
B.being honest.
C.being respected.
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听力原文:His new book turned out to be the one of the greatest hits by the publishing house.
What is true of his new book?
A.Mediocre.
B.Bad.
C.Not as good as was expected by the publishing house.
D.A success.
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Paper sold to a publishing industry_____.
A.will influence the price of paper industry
B.is a product delivered to the final user
C.is a consumer product
D.is an industrial product
此题为多项选择题。
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When the author says university publishing has entered into dangerous arithmetic(lines 2-3
When the author says university publishing has entered into dangerous arithmetic(lines 2-3, para. 1)he means______.
A.publishers are losing money
B.publishers have underestimated their problems
C.publishing is not reflecting market demand
D.publishing is overproducing due to bad estimates of sales
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The first As an investment banker specializing in mergers and acquisitions, Francois von Hurter spent a lot of time in airport lounges, where he' d often set aside the latest deal calculations in favor of a good mystery fiction read. So when he retired in 1998 after 25 years as a dealmaker, instead of joining legions of ex-bankers on extended vacations in exotic locales, yon Hurter committed himself and some hard-earned capital to his next business venture: He launched London-based Bitter Lemon Press, a publishing company specializing in reprinting in English mystery novels he' d grown to love.
These are not the usual hard-boiled Raymond Chandler imitations found in some bookstores and at airport lounges. The works, written originally in German, French, Spanish and Italian, offer social criticism and a slice of culture with the who-done-it, according to Von Hurter, who likened some of Bitter Lemon's titles to travel fiction. The books, translated into English for the first time, take readers to locales like Mexico City, Munich and Havana. "I'd always go to bookstores in countries where I can read" the language, 58-year old von Hurter told Reuters while in New York this month to promote the company. In fact, he admits to making sure that, whenever possible, his U.S. flights went through Minneapolis, which has one of his favorite second-hand bookstores.
Von Hurter, born and raised in Geneva, Switzerland, and a graduate of University of Pennsylvania's Wharton business school, is not the only Wall Street veteran financing Bitter Lemon Press. His brother Frederic von Hurter, a former commodities trader at Cargill, the Minneapolis food giant, and Laurence Colchester, a former economist at Citibank, are partners. Though the trio speaks French, Greek, German and Italian, they employ translators to bring the books to life in English.
Francois yon Hurter would not detail how much of the groups' s own money they put into Bitter Lemon. Bitter Lemon has published six books in Britain and has plans for five rifles in the next six months or so as part of its launch in the United States. One such title, "Thumbprint", is a mystery written by Friedrich Glauser, who was born in Vienna in 1896 and has been referred to as a Swiss Simenon—a reference to the noted Belgian mystery writer known for his French detective Maigret. "Thumbprint", translated from German, has been one of the Bitter Lemon's most popular books, selling 5,000 copies. Other Bitter Lemon titles include Gunter Ohnemus' "The Russian Passenger", the story of a cab driver who gets entangled with the Russian Mafia that has been translated from German, and "The Snowman" by Jorg Fauser, a German author born in 1944 who died in 1987. "Fauser was one of the romantic heroes of post-war German literature, a friend of Charles Bukowski... he is now being rediscovered," news magazine Der Spiegel noted in July, responding to a biography of Fauser published this summer.
As a banker for First Boston, known today as Credit Suisse First Boston, and Morgan Stanley, Francois von Hurter worked not only in New York but London and Saudi Arabia. Among other deals, he had a hand in Seagram Co Ltd' s purchase of MCA Inc. and Coca-Cola Co.'s purchase of Columbia Pictures. And while the players are different, book publishing has some similarities to Wall Street's merger business. Like a company put up for sale, a book needs a specific market and needs to have potential for growth. "You have to put together a business plan ... negotiate with suppliers like printers, a sales force and distributors. You need to apply the same marketing savvy to decide how to position the book," he said.
What is different about this latest venture, though, is that the hours spent in the office seem to race by much more rapidly." In a way, the hardest part of the second career, is that it creates such enthusiasm that you tend never to turn off," he said. "The line between yo
A.English mystery novels written by London-based writers.
B.Mystery novels which offer social criticism and a slice of culture, written originally not in English.
C.Travel fiction which take readers to locales like Mexico City, Munich and Havana.
D.Hard-boiled mystery novels translated into English for the first time.
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In 1997, devotees of home electronics eagerly awaited the DVD player, a new device that could play movies without videotape, and with greater clarity. It caught on even faster than CD music players and within four years, DVD movies surpassed VHS tapes in sales. The DVD's success is just on example of a historic shift from analog to digital technologies. They began with computing and are now spreading to industries from banking to publishing. Products and services are shedding the limits of their physical form. to become encoded information that never degrades, can be reproduced perfectly and distributed around the world in minutes, or less.
Another example is photography: by the end of this year, tile number of images captured digitally each day is expected to surpass the number of images captured on film. With digital cameras and other devices linked to personal computers, we can collect vast amounts of data, which fortunately takes up little or no closet space. Today's average personal computer has a hard drive that can store 300 times more information than a decade ago. Technologies, such as broadband e-commerce, are expected to be the primary means of delivering entertainment and media by the end of this decade. Even life itself is increasingly digitized. The human genome(基因组), the recipe for our genetic makeup, has been mapped and encoded and researchers are harnessing the power of computing to accelerate the development, of new, lifesaving drugs.
The implications of this broad, digital revolution are enormous, although they tend to be over-shadowed by the struggles of high-tech industries to recover from the go-go years of the 1990s. Those struggles are real, yet there are reasons for optimism about a return to robust economic growth and job creation in the next several years. The digital innovations(创新) of the past two decades continue to bear fruit, so stay tuned for good news--digitally, of course.
Digital technologies really began to take form. when ______.
A.information was encoded
B.DVD technology was introduced
C.it was used with photography
D.used in computing
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Menglin Publishing House has been engaged in charity work for many years.()
是
否