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alpha particle

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alpha particle是什么意思
英式音标:[ˈælfə ˈpɑ:tikl]英式读音
美式音标:[ˈælfə ˈpɑrtɪkəl]美式读音
词汇分类:Word Menu
词义:

n.

阿尔法粒子;

英英释义

alpha particle

n.a positively charged particle that is the nucleus of the helium atom; emitted from natural or radioactive isotopes

用法:

权威例句

Alpharadin, a 223Ra-based alpha-particle-emitting pharmaceutical for the treatment of bone metastases in patients with cancer

Transmission of chromosomal instability after plutonium alpha-particle irradiation.

Alpha-particle-induced soft errors in dynamic memories

Alpha-particle-induced sister chromatid exchange in normal human lung fibroblasts: evidence for an extranuclear target.

DNA double-strand break distributions in X-ray and alpha-particle irradiated V79 cells: evidence for non-random breakage

Unexpected sensitivity to the induction of mutations by very low doses of alpha-particle radiation: evidence for a bystander effect

Chemistry of rocks and soils in Gusev Crater from the alpha particle x-ray spectrometer.

Alpha-particle-induced chromosomal instability in human bone marrow cells

Oxidative metabolism modulates signal transduction and micronucleus formation in bystander cells from alpha-particle-irradiated norm...

Alpha Particle X-Ray Spectrometer (APXS): Results from Gusev crater and calibration report
造句:

1. The first type discovered -- alpha decay -- is when a radioactive particle emits a Helium nucleus !

我们发现的第一种衰变方式——阿尔法衰变——是放射性粒子产生氦分子!

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2. This is the analogy to the alpha particle.

这和阿尔法粒子类似。

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3. And there he was able to identify the alpha particle as the helium nucleus.

他证实了,阿尔法粒子就是氦核。

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4. Shuttle Endeavour is set to launch April 19 with the $2 billion Alpha Magnetic Spectrometer particle detector.

奋进号航天飞机计划将于四月19号升空,携带价值20亿美元的阿尔法磁谱仪粒子探测器。

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5. So basically he's trying to put some atoms in the way of the alpha particle.

把一些原子,放在alpha粒子的路径上。

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6. Upon gaining two electrons the alpha particle becomes a helium atom.

粒子获得两个电子之后就变成了氦原子。

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7. The study of cell biological character in the neoplastic transformation of immortalizational human fetal tracheal fibroblasts induced by alpha-particle irradiation.

粒子诱发人胎永生化气管成纤维细胞体外恶性转化细胞生物学特征研究。

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8. Aluminium can be transformed, by the capture of an alpha particle and the emission of a proton, into a stable silicon atom.

铝可以通过俘获。粒子、排出质子而被蜕变成一种稳定的硅原子。

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9. A single alpha particle generates a track of from 30,000 to 70,000 positive and negative ions per cm, which may be polarized and moved about by ambient electric fields.

一个单个的阿尔法粒子能够产生每厘米30000到70000个正、负离子的踪迹,这些粒子可能受到周围电场的作用而极化或运动。

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10. A single alpha particle generates a track of from 30,000 to 70,000 positive and negative ions per cm, which may be polarized and moved about by ambient electric fields.

一个单个的阿尔法粒子能够产生每厘米30000到70000个正、负离子的踪迹,这些粒子可能受到周围电场的作用而极化或运动。

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alpha particle

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