单词:kaplan-meier
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[00:04.28]Text 2.1 Overheads and their recove [00:08.67]The costs of a business are of two types--direct and indirec [00:13.43]The direct costs vary directly productio [00:16.82]If one additional unit of production is made ,there will be a measurable
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1. Flood fears in the Midwest are now moving downriver. The Illinois Army National Guard is helping with sandbagging duties in Quincy. And about 100 miles downriver, evacuations are underway in Grafton. A total of five deaths have been linked to the
This is the VOA Special English Education Report. Here is a question for a college admissions test. Who was Stanley Kaplan? Did he A) start a test preparation company, B) start the test preparation industry, or C) die last month at age ninety? The c
This is the VOA Special English Health Report. Vaccines and chest compressions are both ways to save lives. Now, separate new reports say each could save more lives if they were used more. One report is from the International Federation of Red Cross
Polio Virus Used to Kill Brain Tumors 脊髓灰质炎病毒被用于杀死脑部肿瘤 Researchers are using the polio virus to fight cancer cells in the brain. A team at Duke University is using a polio virus to infect tumor cells. It sets off an im
KELLY MCEVERS, HOST: There's a stereotype that Germans aren't funny. One reason for that is the World War II era. That's when the Nazis sent Jewish entertainers to the death camps. And many non-Jewish German comedians refused to perform under the Thi
'Ghosts' Takes On A Tough Topic For Children play pause stop mute unmute max volume 00:0000:00repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. RACHEL MART
AA: Im Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- using a dictionary to help define the law of the land. RS: The next time you go to an English dictionary to look up a word or settle an argument, you might take comfort in knowin
AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- using a dictionary to help define the law of the land. RS: The next time you go to an English dictionary to look up a word or settle an argument, you might take comfort in knowi
JEFFREY BROWN:Finally tonight: How much for that surgery or this ventilator? The government today released data showing some of these costs for the first time, targeting what hospitals bill Medicare for the 100 most common procedures. And it turns ou
GWEN IFILL: Now: A new study spotlights the soaring financial and emotional burden that many families are coping with from dementia and Alzheimer's disease. The cost of caregiving for those patients is now some of the highest of any illness. William
Brazil's National Institute of Amazonian Research and Germany's Max Planck Institute have joined efforts to build the Amazon Tall Tower Observatory (ATTO). Located along the waterways of a northern tributary of the Amazon River, the observatory was f
托福口语模板巧准备 针对新托福口语的第一题,准备一些常用的口语段子。例如敬佩的人,喜欢的动物,喜欢的地方,难忘的事,对你最有影响的人很多段子是可以回答不同的题目的。 例如,
Promoted Frankfurt remains unbeaten at Bundesliga BERLIN, Sept. 30 (Xinhua) -- Newly promoted Eintracht Frankfurt kept their unbeaten streak alive as Alexander Meier's brace was enough to come back to win 2-1 over Freiburg in the sixth round of Bunde
Treat every day as Earth Day EARTH- Mothers Day, Fathers Day, Earth Day. Holidays like these and others could be celebrated every day of the year. While larger projects like helping to clean up local parks are important tasks to tackle, there are als
1959: The Year That Changed Everything A crowd gathers in New York's Times Square to usher in the New Year, 1959. The importance of what future met them that year is still being debated. How Significant Will 2009 Appear in the Lens of History? Jeff G
托福口语的答题模板 针对口语的第一题,准备一些常用的口语段子。例如敬佩的人,喜欢的动物,喜欢的地方,难忘的事,对你最有影响的人很多段子是可以回答不同的题目的。 针对托福口语
For years, I had resisted medication, making many, many efforts to get off. 这些年来,我一直反对用药,为此会付出一切。 I felt that if I could manage without medication, 我感觉到我不服用药物也可以保持 I could prove