单词：double ratio estimate
单词：double ratio estimate 相关文章
图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t
数学英语
图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt
数学英语
By Melinda Smith Washington 25 March 2008 The World Health Organization estimates there are about 18 million people with Alzheimer's disease. And that figure is expected to double by the year 2025. Many of those Alzheimer's patients will live in deve
VOA标准英语2008年（三月）
By Gary Thomas Washington 17 July 2007 A new U.S. intelligence estimate says al-Qaida remains determined to mount attacks on major targets in the United States, especially if it can acquire weapons of mass destruction. VOA correspondent Gary Thomas r
2007年VOA标准英语（七月）
BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up
英语新闻
China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem
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