“J particle”的概念、定义、翻译、参考文献-科学参考

单词	J particle
释义	J particle [`jā ´pärd·ǝ·kǝl] ^{PARTICLE PHYSICS} A neutral meson which has a mass of 3095 megaelectronvolts, spin quantum number 1, and negative parity and charge parity; it has an anomalously long lifetime of approximately 10^-20 second (corresponding to a width of approximately 70 kiloelectronvolts). Also known as psi particle (symbolized ψ).
随便看	compression release compression ring compression spring compression strength compression stroke compression syndrome compression test compression wave compression wood compressive intercept receiver compressive member compressive shrinkage compressive strength compressive stress compressor compressor blade compressor station compressor valve compromise joint compromise network compromise rail compromising emanations Compton absorption Compton cross section Compton-Debye effect

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