1·This model train was mounted with a synthetic radioisotope (a source of neutrons - or energy) and sent on a continuous three-day loop on hobby train tracks to help inform other fusion experiments.
该模型火车安装有合成的放射性同位素(中子或者说能量的来源)，在模型列车轨道上进行连续3天的循环，以协助通知其他聚变实验。
2·Drag onto the page, then right - click to specify radioisotope or combustion heat source.
拖到绘图页上，然后右击可指定放射性同位素或燃烧热源。
3·In this paper, the principle, experimental arrangement and computer program of fundamental parameters method in radioisotope source excited energy dispersive X-ray analysis are described.
本文叙述了放射性同位素源激发能量色散x射线分析中基本参数法的原理、实验装置和计算机程序。
4·Absorption of exogenous calcium and sucrose and their deposit onto the cell walls in litchi pericarp were studied by using radioisotope tracer technique.
利用放射性同位素示踪技术研究荔枝果皮对外源钙和蔗糖的吸收及细胞壁构建规律。
5·Represents a general heat source. Radioisotope or combustion heat source can be specified.
表示普通热源。可指定放射性同位素或燃烧热源。