英文字典,中文字典,查询,解释,review.php


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       


安装中文字典英文字典辞典工具!

安装中文字典英文字典辞典工具!










  • Space Shuttle - Wikipedia
    The Space Shuttle is a retired, partially reusable low Earth orbital spacecraft system operated from 1981 to 2011 by the U S National Aeronautics and Space Administration (NASA) as part of the Space Shuttle program
  • Space Shuttle - NASA
    The Space Shuttle From the first launch on April 12, 1981 to the final landing on July 21, 2011, NASA's space shuttle fleet flew 135 missions, helped construct the International Space Station and inspired generations
  • Space Shuttle program - Wikipedia
    The Space Shuttle program was the fourth human spaceflight program carried out by the U S National Aeronautics and Space Administration (NASA), which accomplished routine transportation for Earth-to-orbit crew and cargo from 1981 to 2011
  • List of Space Shuttle missions - Wikipedia
    The Space Shuttle is a partially reusable low Earth orbital spacecraft system operated by NASA (the National Aeronautics and Space Administration) Its official program name was Space Transportation System (STS), taken from a 1969 plan for a system of reusable spacecraft of which it was the only item funded for development [1]
  • The Space Shuttle - NASA
    The Space Shuttle consists of three major components: the Orbiter which houses the crew; a large External Tank that holds fuel for the main engines; and two Solid Rocket Boosters which provide most of the Shuttle’s lift during the first two minutes of flight
  • NASAs Space Shuttles: Where Are They Now? | Space
    Want to see a real-life space shuttle? Here's where to get your NASA shuttle fix in museums across the United States
  • Space Shuttle Missions - NASA
    The first operational mission of the Shuttle, which deployed two commercial satellites
  • Space Shuttle Era Facts facts - nasa. gov
    The space shuttle, oficially called the Space Transportation System (STS), began its flight career with Columbia roaring off Launch Pad 39A at NASA’s Kennedy Space Center in Florida on April 12, 1981


















中文字典-英文字典  2005-2009