1)  radioactive-decay product
放射性衰变产物
2)  Radiation
放射
1.
The Study on the Immunity Restoring Function of cWPROL in Treating Experimental Radiation Esophagitis;
复方芍根口服液修复放射性食管炎免疫功能损伤的实验研究
2.
Experimental study on in situ replantation of the sciatic nerve segments of rats after different doses of radiation;
大鼠坐骨神经节段不同剂量放射后再植的研究
3.
Changes of Nailfold Microcirculation of Hospital Radiation Operators;
医院放射工作人员甲襞微循环的变化
3)  Irradiation
放射
1.
Correlation of TGF-β1 mRNA Expression to Irradiation-induced Heart Damage in Rats;
大鼠心脏组织TGF-β1 mRNA表达水平与放射性损伤关系的实验研究
2.
Retrobulbar irradiation dose distribution in patients with Graves ophthalmopathy;
Graves眼病球后放射治疗剂量分布的研究
3.
Empirical Study about the Mechanism of Acute Esophageal Injuries by Irradiation and the Effect of Danzhen Oil on Acute Esophageal Injuries by Irradiation;
食管急性放射损伤机制与蛋珍油干预作用的实验研究
4)  nuclear series,radioactive series,decay family,decay series
"放射系,放射族"
5)  radiation source
放射源
1.
with the development in nucleus technology application,radiation source amount and eradiation accident both increased.
随着核技术应用领域的逐步扩展、放射源数量的增多及辐射事故突发频率的提高,2003年《中华人民共和国放射性污染防治法》发布并实施,该法明确了环境保护行政主管部门对放射源实行统一监督管理的职能。
2.
The character,analysis and harmfulness of radiation source were systematically discussed,as mean while,the researcher analysed current situation of radiation source management in Harbin,and we obtained the problem and deficiency about radiation source management.
对放射源的性质、应用及危害进行了系统的论述,同时联系哈尔滨市放射源安全管理的实际现状,分析了存在的不足和问题。
3.
Management, maintenance, observation and protection for radiation source from nuclear stock level recorder of polypropylene are introduced, and some protection measures are emphasized.
介绍了聚丙稀核料位计放射源的管理、维护、监测和防护改进情况,以及应采取的防护措施。
6)  emit-projection
放射投影
1.
The unfold blank of the complex shape is researched by the method of emit-projection based on sheet neutrosphere.
在板料的中性层上,用放射投影法对复杂钣金固定梁的形状进行展开尺寸研究。
参考词条
补充资料：α衰变放射性核素
分子式：
CAS号：

性质：放射性衰变时放出。粒子的重放射性核素。α衰变后生成的子体核素与母体核素相比质量数减少4，原子序数减少2。在α衰变放射性核素中，有些核素特别是较轻偶偶核(A<240)放出单一能量的α粒子，有些则放出几种不同能量的α粒子，并伴随有γ辐射。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。