1.
lead box for transportation of radio active element
放射性元素运输铅罐
2.
Packaging and Transportation of Radioactive Materials
放射性材料包装和运输
3.
carriage of irradiated nuclear fuel
乏放射性核燃料的运输
4.
radioisotope transport loop
放射性同位素传输回路
5.
the unknown radioactive element
不知名的放射性元素
6.
Radium and uranium are radioactive elements.
镭和铀是放射性元素.
7.
A naturally occurring or artificially produced radioactive element.
放射性元素自然产生或人为制造的放射性元素
8.
a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead.
一种存在周期短的放射性金属元素，由铀形成，能分裂成锕然后分裂成铅。
9.
These artificial radio-elements behave in all respects like the natural radio-elements.
这些人造的放射性元素在各方面的表现和天然的放射性元素一样。
10.
Regulations for the Safe Transport of Radioactive Materials
放射性物质安全运输规则
11.
Quality assurance for packaging used in the transport of radioactive materials
GB15219-1994放射性物质运输包装质量保证
12.
Emergency Response Planning and Preparedness for Transport Accidents Involving Radioactive Material
放射性物质运输事故应急规划和准备
13.
The immediate product of the radioactive decay of an element.
继承元素某种元素放射性衰变的直接产物
14.
a radioactive element of the actinide series; found in uranium ores.
锕类的放射性元素，见于铀矿中。
15.
cermet containing radioactive elements
含放射性元素的金属陶瓷
16.
Half-life of radioactive element carbon-14 is 5730 year.
放射性元素碳-14的半衰期为5730年。
17.
distinguish (an element or atom) by using a radioactive isotope or an isotope of unusual mass for tracing through chemical reactions.
用放射性同位素或不寻常质量的同位素使元素或原子显示运动踪迹。
18.
APPLICATIONS OF NATURAL ISOTOPES OF ~7Be AND ~(210) Pb IN ATMOSPHERIC SCIENCE
天然放射性核素铍-7和铅-210在大气示踪研究中的应用