pion
畅通词汇
英
['paɪɒn]
美
['paɪɒn]
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n.
名词
- 【物】π介子
- 介子
- k介子
- “介子”(前苏联被动式大气研究卫星)
.
Noun:
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a meson involved in holding the nucleus together; produced as the result of high-energy particle collision
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用作名词 (n.)
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Two photons are created in the decay of the neutral pion.
双光子是在中性兀介子衰变中产生的。
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