| 单词 | 粒子流 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔alpha ray〕A stream of alpha particles or a single high-speed alpha particle.α射线，α粒子：一个α粒子流或一个高速运动的α粒子美国传统〔current density〕Physics The number of subatomic particles per unit time crossing a unit area in a designated plane perpendicular to the direction of movement of the particles.【物理学】 粒子流密度：在与粒子的移动方向垂直的指定平面上每单位时间内通过每单位面积的亚原子粒子的数量美国传统〔induce〕To produce (radioactivity, for example) artificially by bombardment of a substance with neutrons, gamma rays, and other particles.感生：通过用中子流、ｒ射线线和其它一些粒子流射向一个物质而产生（例如，放射现象）美国传统〔solar wind〕A stream of ionized particles ejected at high speeds from the surface of the sun.太阳风：从太阳表面高速喷射出来的离子粒子流美国传统 |
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