>>> 哲学 经济学 法学 教育学 文学 历史学 理学 工学 农学 医学 军事学 管理学 旅游学 文化学 特色库
搜索结果: 1-12 共查到100 years相关记录12条 . 查询时间(0.17 秒)
New NSF-funded research reveals how two penguin species, the gentoo and the chinstrap, have dealt with more than a century of human impacts in Antarctica, and why some species are winners and others a...
Our knowledge of dwindling sea ice coverage in the Arctic Ocean comes mostly through satellites, which have imaged sea ice from above since 1979. The University of Washington Pan-Arctic Ice Ocean and ...
Optical scan technology is helping researchers at the University of California (UC), Berkeley, preserve audio of 78 indigenous California languages, most of which were recorded more than a century ago...
Stable oxygen isotopic analysis was performed on the UT-A stalagmite with annual microbanding from the Uchimagido Cave in Iwate Prefecture on the Pacific side of Northeast Japan. High-resolution anal...
For the first time, scientists have observed ripples in the fabric of spacetime, called gravitational waves, arriving at the earth from a cataclysmic event in the distant universe. This confirms a ma...
In the early 20th Century, excision of all primary melanomas with >5cm clearance margins was recommended, with amputation in selected cases recommendations based on experience of a few patients with...
The paper evaluates the growth, structure, production, quality, leaf area index and dendrochronology of 100 years old Austrian pine (Pinus nigra ARNOLD) monoculture situated in the forest type group F...
Isotopic investigations of speleothem CR1 from Cristal Cave in southeastern Brazil have established a high-resolution record of climate change extending 4,100 years prior to sample collection in 2007....
The Census of Production Act 1906 paved the way for the first Census to be taken about economic activity in 1907. To celebrate the centenary of the Census of Production, this article traces its histor...
The temperature appeared rising trend during the 20th century in China&acutes tropics. Two cooling stages and two warming stages in the process of climatic fluctuation can be recognized. A...
Using monthly precipitation and monthly mean temperature, a surface humid index was proposed. According to the index, the distributed characteristics of extreme dryness has been fully anal...
11 July 2007,More than 700 former students, members of staff and VIPs took part in celebrations to mark 100 years of pharmacy research and education in Bath this weekend.Events included lectures on ph...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...