单词 | dynamical halo model |
释义 | dynamical halo model [dī`nam·ǝ·kǝl `hā·lō ´mäd·ǝl] ASTRONOMY A model for the behavior of cosmic rays in the Galaxy in which the cosmic rays are produced in a thin disk near the central plane and then diffuse through the disk and into an outwardly convecting halo to an outer boundary at a distance of perhaps several kiloparsecs from the central plane. |
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