放射性的

The Middle Proterozoic Caiziyuan peridotite was formed in the epicontinental basin at the ocean-land boundary or within-continent rift basin. Its mantle source could be metasomatized by the dehydration fluid of subducted plate, and much initial radioactive 〓Nd was added to the source.

中元古代菜子园橄榄岩形成于洋陆交界的陆缘盆地或与大洋相连的陆内裂陷盆地，其源区可能受到俯冲板块脱水流体的交代作用，有大量初始放射性〓Nd加入。

Through use of transparent overlays solutions to acid and base equilibria can be obtained rapidly .

污垢去除中的扩散效应，是用聚酯薄膜和放射性标志的硬脂酸来进行测试的。

Low γ ray with 59.6keV energy acts as excitation for rare earth inaqueous and organic phase samples in separation processes by solvent extraction. As aresult, characteristic K series X-ray fluorescence of rare earths emitted. X-ray wasdetected by high purity planar Ge after transmitting Be window. The signals wereamplified by pre-amplifier or main amplifier, and the amulated signals are converted todigital ones.

对溶剂萃取法生产稀土流程中的有机相和水相试样，采用放射性核素〓的59.6keV单色能量激发稀土元素，得到特征K系X射线荧光，透过Be窗经高纯平面锗半导体探测器检测其强度，再经放大器、模数转换和多道缓冲存诸记录试样的能谱。

The contents of the natural radioactive elements,〓 and 〓 incrystal will give a strong effect on the experimental results.

CsI(T1)晶体内部天然放射性元素〓和〓的含量对实验的结果有很大的影响。

Danshen insection and tetramethylpyrazine have been used in animal experiments and clinical studies for preventing radioactivity lung injury which have given us some good results.

目前已经有丹参和川芎嗪用于防治放射性肺损伤的实验和临床研究的报道，并取得了一定的成效。

Objective Traditional MIRD method for dose assessment in nuclear medicine assumes that radionuclide is homogeneously distributed in organs, and the dose to cells and cell nucleus is presented by mean dose to the organ.

目的核医学中传统的MIRD剂量估算方法是假设放射性药物在器官内均匀分布，用器官的平均剂量描述每个细胞及细胞核的剂量。

Methods Based on time-order SPECT/CT infusion imaging and ^153Sm-EDTMP assay of patient urine, the absorption dose of bone lesion and the different organs were calculated with Monte Carlo EGS4 and MIRD methods.

方法基于病人时序性SPECT/CT扫描和累积尿液的放射性测定，利用优化的MC EGS4程序和MIRD方法分别计算病灶和其他靶器官的吸收剂量。

Objective To understand the health status of the radial-stricken workers in nuclear industry and to explore the types of main mutative indices in cytogenetics caused by radiation risk.

目的了解核工业放射性工作人员的健康情况，探求辐射危害所致的细胞遗传学主要改变指标的类型。

Patients were followed up by senior nuclear medicine physicians and the results were analyzed and compared. The results showed that the late symptom of sialadenitis and severe dry mouth were intensively related with cumulative therapy dosage.

住院期间发生的近期非随机性副反应，如放射性甲状腺炎、恶心、呕吐、上腹部疼痛和涎腺炎是很常见的；严重的急性并发症很少见。

Objective To observe the changes of the cytokines following stereotactic irradiation for hepatocarcinoma with cirrhosis in rabbits.

目的 应用已制备的兔肝硬化肝癌模型观察肝病状态下肝癌照射后放射性肝损伤的细胞因子的变化。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。