An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 1 Search : soft X-rays
soft X-rays
  پرتوهای ِ ایکس ِ نرم   
partowhâ-ye iks-e narm

Fr.: rayons X mous   

X-ray photons with energies between about 0.1 to 10 keV. → hard X-rays.

soft; → X-rays.