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© May 2005 Lorentz JÄNTSCHI && Sorana Daniela BOLBOACĂ

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 J01 Technology, Industry, and Agriculture D013676 +
  J01.937 Transportation D014186 +
   J01.937.285 Aviation D001359 +
    J01.937.285.850 Space Flight D013026 +
      J01.937.285.850.400 Extravehicular Activity D018478 
      J01.937.285.850.900 Spacecraft D018531