单词：sedimentation radius
[网络] 沈积半径
单词：sedimentation radius 相关文章
Business, Farming Go Greener to Protect Nairobi Water Supply 商业农业双管齐下保护内罗毕水资源 NAIROBI In a unique pairing of business interests and conservation, a new water fund is launching in Kenya to better-protect Nairobi's main
VOA标准英语2015年(三月)
Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year
2017年Scientific American(四)月
Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year
2017年Scientific American(四)月
The K-T boundary marks the end of the age of dinosaurs, and the beginning of the age of mammals. KT界限层标志着恐龙时代的终点和哺乳动物时代的开端。 But does the K-T boundary really signify the absolute end of all dinosaurs? 不过
侏罗纪搏击俱乐部
Among these vessels, how many went down with all hands, with their crews and hosts of immigrants, 在这些船只中，有多少是和它们的船员旅客和财物一起， at these trouble spots so prominent in the statistics: Cape Race, St. Paul I
《海底两万里》中英双语有声读物
KUALA LUMPUR, March 24 (Xinhua) -- New analysis of satellite data suggested that missing Malaysia Airlines Flight MH370 had crashed in the southern Indian Ocean, Malaysian Prime Minister Najib Razak said on Monday. Najib released the sad news at a ha
英语新闻
Japan's Transportation Ministry has imposed a no-fly zone over a 20-mile radius around the badly damaged Fukushima Daiichi nuclear plant. A military spokesman says the fears of more radioactive particles leaking from the complex after a fire in three
2011年NPR美国国家公共电台3月
The Herdwick Shepherd, James Rebanks, is the latest of several generations to have tended flocks in the Lake District, but he now has a book and 45,000 Twitter followers entranced by the starkly beautiful scenes he photographs every day. Here he expl
英美文化
Moon 月球 Do you have any idea how big the moon is? 你知道月球有多大吗？ The moon's radius is 1737 kilometers. 月球的半径长1737千米。 This is just one fourth of our Earth. 它的半径仅仅是地球半径的四分之一。 The d
与美国小学生一起学英文第4册
商业农业双管齐下保护内罗毕水资源 Jane Kabugi, 68, is readying for her planting season. For five years, she was a subsistence farmer-consuming all she produces. 现年68岁的简恩卡布吉为自己的种植季节做好了准备。这
VOA标准英语2015年(八月)
Like a Porsche 像保时捷那样 Jef Raskin's vision for the Macintosh was that it would be like a boxy carry-on suitcase, 杰夫拉斯金设想中的麦金塔电脑就像一只四四方方的手提箱， which would be closed by flipping up the key
乔布斯传
Aah, snorkeling in the Great Barrier Reefblue, clear water, magnificent coral, beautiful fish. How about cloudy water and dying coral and you have to look pretty hard to spot a fish anywhere? Nobody would want to go snorkeling in waters like you just
英语听力文摘 English Digest
HARI SREENIVASAN: As we reported yesterday, the nation's largest egg-producing state, Iowa, has declared a state of emergency following a major outbreak of the avian flu. Millions of chickens and turkeys there and in Wisconsin and Minnesota have been
PBS访谈健康系列
Gibbs is perhaps the most brilliant person that most people have never heard of. Modest to the point of near invisibility, he passed virtually the whole of his life, apart from three years spent studying in Europe, within a three-block area bounded b
万物简史
The Herdwick Shepherd, James Rebanks, is the latest of several generations to have tended flocks in the Lake District, but he now has a book and 45,000 Twitter followers entranced by the starkly beautiful scenes he photographs every day. Here he expl
阅读空间
BEIJING, Jan. 25 (Xinhua) -- China has set a goal of equipping at least half of the country's county-level administrative regions to monitor various contaminants and harmful ingredients in food by the end of 2013. A new work plan, released on Friday
英语新闻
1.Euro zone's top officials executively have talked for a whole week for new bailout programme for Greece to be worked out . Under the deal reached Monday, Greece must take measures to reform its economy inorder to find negotiations on the third mult
美联社新闻一分钟2015(七)月
Apple resisted licensing out the Macintosh operating system until 1994, 苹果一直拒绝把麦金塔的操作系统授权出去，直到1994年， when CEO Michael Spindler allowed two small companies, Power Computing and Radius, to make Macintosh
乔布斯传
Beijing expects to implement the pre-commercial service of the 5th generation mobile networks, or 5G, in key locations by 2020, according to a development plan on big data and cloud computing released by the municipal government. 北京市政府近日发
英语新闻