A meson (in the original sense: see meson, n.3); spec. = mu-meson, n.
| 单词 | θ79131 | 
| 释义 | the world > matter > physics > atomic physics > particle physics > particle participating in strong interaction > meson > 			[noun]		 (21)		 mesotron1938 A meson (in the original sense: see meson, n.3); spec. = mu-meson, n. meson1939 Originally: any of a group of unstable subatomic particles (first found in cosmic rays) which are intermediate in mass between electrons and protons… Subcategories:— 			place producing			(1)		 — 			type of			(10)		 — 			pion			(4)		 — 			kaon			(4)		  | 
	
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