单词：cost-benefit studies
单词：cost-benefit studies 相关文章
Michael Irwig gives staff lectures on Vitamin D at George Washington University Hospital The U.S. Institute of Medicine is involved in a study that will likely result in an increase in the recommended daily intake of vitamin D. Research shows vitamin
VOA标准英语2010年(五)月
Professor Kent E. Calder, director of the Edwin O. Reischauer Center for East Asian Studies at Johns Hopkins University. [File Photo: http://www.reischauercenter.org] As China's contribution to globalization, experts believe the Belt and Road initiat
2017CRI中国国际广播电台
1.Change of order 改订单 A: How do you process a change of order? B: You'd better look at the contract and make sure the order is changeable. A：更改订单的程序是怎样的？ B：你最好看看合同，确认订单是可以更改的。 2.Cost and benefit analysis 成本和收
天天商务口语
We like to think that medical equipment implanted in our bodies undergoes rigorous testing before its put inside a person. Thats not always the case, at least for cardiovascular devices. Thats according to an article in the Journal of the American Me
Scientific American(一)月
U.S. and European researchers say the leading test used to screen for prostate cancer may do more harm than good. The new studies are re-igniting debate over the aggressive treatments associated with prostate cancer. For 20 years doctors have used t
VOA标准英语2009年(三月)
Chapter Three 文章结尾形式2-1 结论性--------- 通过对文章前面的讨论 ,引出或重申文章的中心思想及观点 . e.g: [1]. From what has been discussed above, we may safely draw theconclusion that ..... [2]. In summary/In a word
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