单词 | unitary symmetry |
释义 | unitary symmetry [`yü·nǝ´ter·ē `sim·ǝ·trē] PARTICLE PHYSICS An approximate internal symmetry law obeyed by the strong interactions of elementary particles; a system of particles has such a symmetry if all the particles can be described as compounds of a fundamental multiplet of particles, and if all physical properties of the system are unchanged by an arbitrary unitary transformation of this fundamental multiplet. |
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