查询词典 sealed radioactive source

Put radioactive isotope ~(131)I in boreholes and mark the karst water evenly.

在钻孔中用放射性同位素~(131)I均匀标记地下水。

"What it amounts to," said Billings,"is that The Goose can convert any radioactive isotope into a stable one..."

"也就是说，"比林斯说道，"这只鹅能够把任何放射性同位素转变成稳定的同位素。。。。。。"

Most immunoconjugates have been designed to carry a radioactive isotope (radio-immunoconjugates) or a toxin .

大多数免疫交联物被设计用来携带放射性同位素或免疫毒性物质。

After 40 hour irradiation time, about 7 Ci of radioactive isotope 64Cu was produced via 63Cu64Cu reaction.

通过这一系列问题的解决，最后在串列加速器实验终端上获得了纯度约 50％、束流强度接近 10'离子／秒适用于库仑激发实验要求的时Cll离线放射性核束。

Distinguish 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。

Foreman: Now, I'm injecting a material that's tagged with a radioactive isotope. It's gonna enter your spine and travel up to your brain. It'll make you able to think deep thoughts, at about 100 miles per hour.

福尔曼：我现在要给你注射一些混合了放射性同位素的物质，它将通过你的脊髓进入你的大脑，把你带入深度思考状态，大约每是小时推进100英里的速度。

Much consideration has however been given to the possibility that some atoms present in food might be converted to radioactive isotope s by the radiation.

人们更多考虑的是这样一种可能性，即食物中存在的一些原子经过辐照可能会转化为放射性同位素。

As a tracing agent , the radioactive isotope has a high sensitivity for detection.

放射性同位素作为示踪剂，其检测灵敏度高，在染色和盐类示踪剂不能奏效的情况下，放射性示踪剂都能得到成功。

And sure enough, only a few months later the decay of the atom nucleus in the radioactive element cobalt 60 revealed that it did not follow the principles of mirror symmetry.

几个月以后，利用放射性元素Co60的核衰变所做的实验表明镜像对称性不成立。

Radioactive nucleus beam ; light charged particles ; isospin ; proton halo

放射性核束；轻带电粒子；同位旋；质子晕

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。