单词:excimer
单词:excimer 相关文章
Education Report - A Social Network Aims to Speed Up Progress in Science This is the VOA Special English Education Report. A few years ago, a university researcher was having problems with an experiment that involved medical imaging. His adviser and
This monument to Islamic heritage is getting a new lease on life. The Bou Inania Medersa or Koranic school was once an architectural jewel of the medieval city of Fes. But centuries of neglect have taken a toll. Restorers are cleaning layers of white
It is early evening and soon this amphitheater will be standing room only for the evening show. Bats, hundreds of thousands of Mexican Free-tailed bats, are hungry tornado that swirls out of New Mexico's Carlsbad Caverns each night in search of food.
Las Belle Dame Sans Merci O WHAT can ail thee, knight-at-arms, Alone and palely loitering? The sedge is witherd from the lake, And no birds sing. O what can ail thee, knight-at-arms, So haggard and so woe-begone? The squirrels granary is full, And th
By Mil Arcega Washington 09 April 2007 Watch Boeing Fuel Efficient Jets Boeing 787, Fuel Efficient Jets After years of lagging behind European rival Airbus, Boeing says 2007 is shaping up to be a very good year. The Chicago based airplane manufacture