1.
The determination for alpha-radionuelide of radium in water
GB/T11218-1989水中镭的α放射性核素的测定
2.
alpha-emitting radionuclides
发射α粒子的放射性核素
3.
Detection of Alpha Radioactivity Using Autoradiography With Phosphor Screen
用磷屏放射自显影法测量α核素的放射性活度
4.
Alpha particles emitted by radioactive nuclei have energies of a few Mev.
由放射性原子核发射出的α粒子能量一般为几个Mev。
5.
alpha-contamination meter
α放射性沾污测量仪
6.
Alpha particles are positively charged helium nuclei obtained from natural radioactive decay.
α粒子是从天然放射性蜕变得到的带正电的氦核。
7.
The radiation, including alpha particles, nucleons, electrons, and gamma rays, emitted by a radioactive substance.
辐射由一种放射性物质发出的辐射，包括α粒子、原子核、电子、和γ射线
8.
A nuclide that exhibits radioactivity.
放射性核素表现出放射性的核素
9.
radioactive decay with emission of carbon nuclei
碳核发射放射性衰变
10.
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。
11.
Type of radioactive disintegration (see radioactivity) in which some unstable atomic nuclei dissipate excess energy by spontaneously ejecting an alpha particle.
放射性蜕变的一类,某些不稳定原子核自发射出一个α粒子以耗散过剩能量。
12.
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。
13.
Both uranium and plutonium are radioactive, and their activity consists in the emission of what are called "alpha particles".
铀和钚二者都具有放射性，它们的放射性包括放射所谓α粒子。
14.
An Absolute Measuring Instrument for Low-level β(α) Radioactivity
低水平β(或α)放射性绝对测量装置
15.
The Relationship Between Alpha B-crystallin and Radiational Cataract
α B-晶体蛋白与放射性白内障的关系
16.
carriage of irradiated nuclear fuel
乏放射性核燃料的运输
17.
extinct natural radionucleus
消失的天然放射性核
18.
radioactive waste from nuclear power stations
核电站的放射性废物.