alpha radioactive 中文意思是什麼
alpha radioactive
解釋
放射性的- alpha : n. 1. 阿爾法〈希臘語字母表首字母α，相當于英語的 a〉。2. 最初。3. 【天文學】α 星，主星。
- radioactive : adj. 【物理學】放射性（引起）的。n. -activity 放射性；放射（現象）。
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Alpha particles emitted by radioactive nuclei have energies of a few mev.
由放射性原子核發射出的粒子能量一般為幾個Mev。 -
Alpha particles are positively charged helium nuclei obtained from natural radioactive decay.
粒子是從天然放射性蛻變得到的帶正電的氦核。 -
Very few alpha particles from radioactive sources can travel more than 1 to 3 inches in air before being stopped.
在空氣中從放射源放出的粒子在停止以前只有很少能穿過13英寸的距離。 -
These radionuclides undergo radioactive decay, by emitting harmful alpha particles, beta particles or gamma rays
它們在衰變期間會放出對人體有害的粒子粒子或射線。 -
Alpha particles emitted by radioactive nuclei have energies of a few mev
由放射性原子核發射出的粒子能量一般為幾個mev 。 -
Both uranium and plutonium are radioactive, and their activity consists in the emission of what are called "alpha particles".
鈾和鈈二者都具有放射性，它們的放射性包括放射所謂粒子。 -
Over 25 isotopes of polonium are known, with atomic masses ranging from 192 to 218. polonium - 210, the predominant isotope of polonium, is radioactive and emits alpha particles on decay
現時已知道釙元素有25個同位素，它們的質量數由192至218 ，釙210是當中顯著的一個同位素，具放射性特徵，會釋出放射性阿爾法粒子。 -
Activity measurement methods in the release of radioactive residual materials and components of nuclear facilities - part 5 : scrap metal contaminated with alpha activity
核技術設備部件和放射性廢料釋放放射性活度測量方法 -
Activity measurement methods for the release of radioactive residual materials and decommissioning components of nuclear facilities - part 2 : principles for alpha radiation measurements
核設施放射性廢料和退役部件釋放放射性活度的測量方 -
Nuclear energy. fuel cycle technology. waste. standard method for testing the long term alpha irradiation stability of solidified high level radioactive waste forms
核能.燃料循環技術.廢料.高放射性固化廢料形態長期輻射穩定性的標準測試方法
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