according to demomstrion for the Earth\'s structure energy release,with the decreases of gravitational constant,It is proved that the radioactive decay of nuclides is the release of the Earth\'s structure energy.
通过引力常数减小而产生的地球结构能释放的论证,求证出核素放射性衰变是地球结构能的释放方式;论证及量化计算了地幔岩石化学结合能是对于地球结构能释放或核衰变能的吸收;证明了引力常数减小对宇宙宏观与原子核微观作用的内在一致性或宏观与微观的统一性;得出了原子核结构的稳定和非稳定性具有相对性的结论。
From the generalized model of a radioactive decay chain,a new approach is presented for solving the equations of succesive decay.
从放射性衰变链的一般物理模型出发，利用Ｅ因子函数及其递推关系，给出了求解放射性递次衰变方程的一种新方法，这种解法数学上容易推导，物理上直观易懂，便于在计算机程序上实现。
Due to radioactivity decay phenomenon of radioactivity measuring nuclide,Rn and its daughter radioactive decay and statistical fluctuation characteristics,this paper designs a program on the measurement of Rn data correction time by VB.
由于放射性测量中核素的放射性衰变现象,氡及其子体放射性衰变和统计涨落特点,运用VB技术对测氡数据时间校正进行程序设计。
radioactive decay with emission of carbon nuclei
碳核发射放射性衰变
The residual nucleus will, in general, undergo a radioactive transformation.
剩余核一般说来将发生一次放射性衰变。
The time required for half the nuclei in a sample of a specific isotopic species to undergo radioactive decay.
半衰期放射性样品的原子核经历一半放射性衰变所需要的时间
beta-plus decay radioisotope
正β衰变放射性同位素
decay radioisotope
β衰变放射性同位素 β
beta-minus decay radioisotope
负β衰变放射性同位素
radioactive recoi
放射性衰变引起的反冲
Radioactive decay of the nuclides in the process of the gravitational constant decrease
核素在引力常数减小过程中的放射性衰变
Any of three processes of radioactive disintegration in which a Beta particle is spontaneously emitted by an unstable atomic nucleus in order to dissipate excess energy.
某些不稳定原子核为耗散其过剩能量而自发发射一个β粒子的三种放射性衰变过程的统称。
Because of the continuous decay, the quantity of radioactive material and the rate of emission of radiation decrease steadily.
由于连续衰变的结果，放射性物质的数量，辐射发射率都逐渐下降。
To disintegrate or diminish by radioactive decay.
衰变由于放射性衰变而解体或缩小
Study on HPRT Gene Mutation Induced by Internal Radiation and γ-ray Radiation Using Cloning;
克隆法研究放射性核素内照射和γ射线外照射诱发HPRT基因突变
Study on HPRT Gene Locus Mutation Induced by Radiation Using Brdurd Labeling;
放射性核素内照射和γ射线外照射诱发HPRT基因突变
radiation resulting from radioactive decay.
由放射性衰变产生的辐射。
Half-life of radioactive element carbon-14 is 5730 year.
放射性元素碳-14的半衰期为5730年。
the radiation of alpha particles during radioactive decay.
在放射性衰变的过程中放出α粒子的辐射。
radiation of beta particles during radioactive decay.
在放射性衰变的过程中放出β粒子的辐射。
Radioactive series: Any of four sets of unstable heavy atomic nuclei that undergo a series of alpha decay and Beta decay until a stable nucleus is achieved.
放射性系:四组不稳定的重原子核,通过一系列α衰变和β衰变直至达到稳定的核为止。