Alexander Litvinenko, a renegade Russian security officer living in London, was killed by poisoning with polonium, a rare radioactive substance, in 2006.
居住在伦敦的叛逃俄罗斯安全情报官员亚历山大·利特维年科在2006年被一种稀有辐射性物质钚投毒暗杀。
If most of their dopamine receptors were free, on the other hand, the radioactive substance would bind to them.
从另一方面来说，如果大多数的巴多胺感受器处于空闲，那么放射性物质将会继续依附其上。
Or a radioactive substance may be disintegrating at a known rate and we may be required to determine the amount of material present after a given time.
又如，某种放射性物质可能正在以已知的速度进行衰变，需要我们确定在给定的时间后遗留物质的总量。
For no other new radioactive substance have such positive results been obtained.
其他任何一种新的放射性物质尚未取得如此积极的结果。
In this scan, you'll be given an injection of a rapidly acting radioactive substance that is used in a radioactive form of glucals.
使用这种扫描，你讲会被注射一种极度活跃的(同时快速衰变的)放射性物质，这种物质是具有放射性的乙烯糖。
As the basic safe wall of nuclear reactor, the reactor pressure vessel not only bears high temperature and high pressure, but also contains radioactive working substance.
反应堆压力容器作为反应堆的基本安全屏障，承受高温、高压且内部包含具有放射性的工作介质。
The natural radioactive substance content was determined for fishes, in thermal spring water, farm products irrigated with such water and other biological samples.
测定了在该泉水中养殖的鱼类及用该泉水灌溉生长的农作物和其他有关环境生物样品中天然放射性物质的含量。
The original plan was to encase a small amount of a radioactive substance in a protective steel container.
原先计划是要将少量的放射性物质封存在一个钢质防护罩中。
The wife of a Russian spy who was poisoned with a radioactive substance is now tested positive for it.
俄罗斯特工威克多·利特维年科因放射性物质中毒，现在其妻放射性物质测试显阳性。
A new method of measuring indoor radioactivity of radon is presented by using the indoor fast-moving ball as the sample of a radioactive substance.
给出了一种用室内快速运动的球体作为放射性样品测量室内氡射气辐射活度的新方法。
Radon is a gaseous substance of radioactive. It exists widely in groundwater and atmosphere: or in pores of soil and rock.
前言：氡是气态的放射性物质，它广泛存在于岩石和土壤的孔隙中、地下水中和空气中。
It may be used in porous biological material, protein separation, chromatography, catalyst, catalyst carrier, medicine carrier, radioactive substance treatment and other fields.
所得产品可用于生物多孔材料、蛋白质分离、色谱、催化剂、催化剂载体、药物载体、放射性物质处理等众多领域。
It is suitable for using as material to be deformed frequently and as shielding material for person who is engaged in development and application of radioactive substance.
适用于需要经常变形的物质和从事研制和使用放射性物质的人员的防护材料。
It is suitable for using as material to be deformed frequently and as shielding material for person who is engaged in development and application of radioactive substance.
适用于需要经常变形的物质和从事研制和使用放射性物质的人员的防护材料。
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