Determination of isotopic content and concentration of uranium and plutonium in nitric acid solution - Mass spectrometric method???
硝酸溶液中铀、钚同位素含量和浓度的测定? 质谱法
To Enhance Sensitivity for Pu Analysis with a Single Grain of Activated Charcoal
提高钚同位素质谱分析灵敏度的技术——活性炭粒法
Studies on the Precise Measurement of Isotope of Trace Plutonium in Uranium by MC-ICP-MS
多接收电感耦合等离子体质谱法精确测量铀中痕量钚同位素方法研究
Preparation of plutonium sources and determination of Pu-238/Pu-239 isotope ratio by alpha spectrometry??
钚源的制备以及用α光谱测定法测钚-238/钚-239同位素比
Indirect ionization by neutrons can also result from fission of plutonium or uranium isotopes.
通过使钚或铀同位素裂变，中于也能产生间接的电离作用。
a highly fissionable isotope of plutonium that is used in atomic weapons and as a reactor fuel; produced by irradiating uranium 238 with slow electrons.
钚的一种极易裂变的同位素，用于核武器或作反应堆燃料，用慢电子辐照铀获得。
the commonest isotope of uranium; it is not fissionable but when irradiated with neutrons it produces fissionable plutonium 239.
铀最常见的同位素，不能裂变，但与中子一起被照射后会产生可裂变的钚。
Controlled potential callomesric assay of plutonium???
钚用受控电位库仑计??
a radioactive transuranic metallic element; produced by bombarding plutonium with helium nuclei.
一种放射性超铀元素，在用氦核子轰击钚时发现。
a radioactive transuranic metallic element produced by bombarding plutonium with neutrons.
一种放射性超铀元素，用中子轰击钚时产生。
radioisotope localization of placenta
放射性同位素胎盘定位
radioisotope positioner
放射性同位素定位器
SIMULTANEOUS ELECTRODEPOSITION OF URANIUM,NEPTUNIUM,PLUTONIUM,AMERICIUM,AND CURIUM FROM OXALIC ACID-NITRIC ACID SYSTEM
草酸-硝酸体系中铀、镎、钚、镅、锔的同时电沉积
of or relating to or having the relation of an isotope.
属于、关于同位素的，或有同位素关系的。
isotopically tagged
同位素示踪的, 同位素标记的
In this paper a method for the determination of the plutonium in Pu( SO_4)_2·4 H_2 O by Controlled-potential Coulometry is presented.
本文叙述了一个用控制电位库仑法测定四水硫酸钚中钚含量的方法.
processed radioisotope
加工过的放射性同位素
ion mobility isotope separation
离子迁移同位素分离