单词:conveyer screw thrust plate
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Manfred Bietak was interested in the role played by the Nile in ancient times when he stumbled upon the strange truth about Piramesse. He was trying to trace the lost river beds and waterways of the Nile in order to map out what the Delta would have
ARI SHAPIRO, HOST: The editorial boards of the Miami Herald, Palm Beach Post and South Florida Sun Sentinel are working together to issue a warning with help from WLRN public media. They want people to take the threat of sea level rise seriously. Fre
ELISE HU, HOST: The world's oceans are rising up about eight inches on average over the past century. The seas are rising more in some places than others. As NPR's Christopher Joyce reports, scientists are beginning to predict where the rise will be
With Mason refusing to survey the mountain, the job fell to Maskelyne. So for four months in the summer of 1774, Maskelyne lived in a tent in a remote Scottish glen and spent his days directing a team of surveyors, who took hundreds of measurements f
Speaking on environmental protection, Premier Li Keqiang called improving the environment a battle and listed the major targets for this year. We will fight to win the battle of conserving energy, reducing emissions. and improving the environment, Li
By Phil Mercer Sydney 09 November 2009 Scientists say that along the coast of Western Australia sea levels are rising at a rate double that of the world average. Statistics from Australia's National Tidal Center show sea levels have increased by 8.6